21882224

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 56402640

約数和(自身を除く): 34520416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 113, 133, 152, 182, 196, 208, 226, 247, 266, 304, 364, 392, 452, 494, 532, 637, 728, 784, 791, 904, 931, 988, 1064, 1274, 1456, 1469, 1582, 1729, 1808, 1862, 1976, 2128, 2147, 2548, 2938, 3164, 3458, 3724, 3952, 4294, 5096, 5537, 5876, 6328, 6916, 7448, 8588, 10192, 10283, 11074, 11752, 12103, 12656, 13832, 14896, 15029, 17176, 20566, 22148, 23504, 24206, 27664, 27911, 30058, 34352, 41132, 44296, 48412, 55822, 60116, 71981, 82264, 88592, 96824, 105203, 111644, 120232, 143962, 164528, 193648, 195377, 210406, 223288, 240464, 287924, 390754, 420812, 446576, 575848, 781508, 841624, 1151696, 1367639, 1563016, 1683248, 2735278, 3126032, 5470556, 10941112, 21882224]

約数ペア:

[(1, 21882224), (2, 10941112), (4, 5470556), (7, 3126032), (8, 2735278), (13, 1683248), (14, 1563016), (16, 1367639), (19, 1151696), (26, 841624), (28, 781508), (38, 575848), (49, 446576), (52, 420812), (56, 390754), (76, 287924), (91, 240464), (98, 223288), (104, 210406), (112, 195377), (113, 193648), (133, 164528), (152, 143962), (182, 120232), (196, 111644), (208, 105203), (226, 96824), (247, 88592), (266, 82264), (304, 71981), (364, 60116), (392, 55822), (452, 48412), (494, 44296), (532, 41132), (637, 34352), (728, 30058), (784, 27911), (791, 27664), (904, 24206), (931, 23504), (988, 22148), (1064, 20566), (1274, 17176), (1456, 15029), (1469, 14896), (1582, 13832), (1729, 12656), (1808, 12103), (1862, 11752), (1976, 11074), (2128, 10283), (2147, 10192), (2548, 8588), (2938, 7448), (3164, 6916), (3458, 6328), (3724, 5876), (3952, 5537), (4294, 5096)]