21639072

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2510

約数の個数: 96

約数和(自身を含む): 69939072

約数和(自身を除く): 48300000

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2477, 2912, 4368, 4954, 7431, 8736, 9908, 14862, 17339, 19816, 29724, 32201, 34678, 39632, 52017, 59448, 64402, 69356, 79264, 96603, 104034, 118896, 128804, 138712, 193206, 208068, 225407, 237792, 257608, 277424, 386412, 416136, 450814, 515216, 554848, 676221, 772824, 832272, 901628, 1030432, 1352442, 1545648, 1664544, 1803256, 2704884, 3091296, 3606512, 5409768, 7213024, 10819536, 21639072]

約数ペア:

[(1, 21639072), (2, 10819536), (3, 7213024), (4, 5409768), (6, 3606512), (7, 3091296), (8, 2704884), (12, 1803256), (13, 1664544), (14, 1545648), (16, 1352442), (21, 1030432), (24, 901628), (26, 832272), (28, 772824), (32, 676221), (39, 554848), (42, 515216), (48, 450814), (52, 416136), (56, 386412), (78, 277424), (84, 257608), (91, 237792), (96, 225407), (104, 208068), (112, 193206), (156, 138712), (168, 128804), (182, 118896), (208, 104034), (224, 96603), (273, 79264), (312, 69356), (336, 64402), (364, 59448), (416, 52017), (546, 39632), (624, 34678), (672, 32201), (728, 29724), (1092, 19816), (1248, 17339), (1456, 14862), (2184, 9908), (2477, 8736), (2912, 7431), (4368, 4954)]