21066672144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{18457}}^1$

素因数の和:18597

約数の個数: 160

約数和(自身を含む): 64452382720

約数和(自身を除く): 43385710576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 79, 84, 86, 112, 129, 158, 168, 172, 237, 258, 301, 316, 336, 344, 474, 516, 553, 602, 632, 688, 903, 948, 1032, 1106, 1204, 1264, 1659, 1806, 1896, 2064, 2212, 2408, 3318, 3397, 3612, 3792, 4424, 4816, 6636, 6794, 7224, 8848, 10191, 13272, 13588, 14448, 18457, 20382, 23779, 26544, 27176, 36914, 40764, 47558, 54352, 55371, 71337, 73828, 81528, 95116, 110742, 129199, 142674, 147656, 163056, 190232, 221484, 258398, 285348, 295312, 380464, 387597, 442968, 516796, 570696, 775194, 793651, 885936, 1033592, 1141392, 1458103, 1550388, 1587302, 2067184, 2380953, 2916206, 3100776, 3174604, 4374309, 4761906, 5555557, 5832412, 6201552, 6349208, 8748618, 9523812, 10206721, 11111114, 11664824, 12698416, 16666671, 17497236, 19047624, 20413442, 22222228, 23329648, 30620163, 33333342, 34994472, 38095248, 40826884, 44444456, 61240326, 62698429, 66666684, 69988944, 81653768, 88888912, 122480652, 125396858, 133333368, 163307536, 188095287, 244961304, 250793716, 266666736, 376190574, 438889003, 489922608, 501587432, 752381148, 877778006, 1003174864, 1316667009, 1504762296, 1755556012, 2633334018, 3009524592, 3511112024, 5266668036, 7022224048, 10533336072, 21066672144]

約数ペア:

[(1, 21066672144), (2, 10533336072), (3, 7022224048), (4, 5266668036), (6, 3511112024), (7, 3009524592), (8, 2633334018), (12, 1755556012), (14, 1504762296), (16, 1316667009), (21, 1003174864), (24, 877778006), (28, 752381148), (42, 501587432), (43, 489922608), (48, 438889003), (56, 376190574), (79, 266666736), (84, 250793716), (86, 244961304), (112, 188095287), (129, 163307536), (158, 133333368), (168, 125396858), (172, 122480652), (237, 88888912), (258, 81653768), (301, 69988944), (316, 66666684), (336, 62698429), (344, 61240326), (474, 44444456), (516, 40826884), (553, 38095248), (602, 34994472), (632, 33333342), (688, 30620163), (903, 23329648), (948, 22222228), (1032, 20413442), (1106, 19047624), (1204, 17497236), (1264, 16666671), (1659, 12698416), (1806, 11664824), (1896, 11111114), (2064, 10206721), (2212, 9523812), (2408, 8748618), (3318, 6349208), (3397, 6201552), (3612, 5832412), (3792, 5555557), (4424, 4761906), (4816, 4374309), (6636, 3174604), (6794, 3100776), (7224, 2916206), (8848, 2380953), (10191, 2067184), (13272, 1587302), (13588, 1550388), (14448, 1458103), (18457, 1141392), (20382, 1033592), (23779, 885936), (26544, 793651), (27176, 775194), (36914, 570696), (40764, 516796), (47558, 442968), (54352, 387597), (55371, 380464), (71337, 295312), (73828, 285348), (81528, 258398), (95116, 221484), (110742, 190232), (129199, 163056), (142674, 147656)]