21481824

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2492

約数の個数: 96

約数和(自身を含む): 69431040

約数和(自身を除く): 47949216

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, 2459, 2912, 4368, 4918, 7377, 8736, 9836, 14754, 17213, 19672, 29508, 31967, 34426, 39344, 51639, 59016, 63934, 68852, 78688, 95901, 103278, 118032, 127868, 137704, 191802, 206556, 223769, 236064, 255736, 275408, 383604, 413112, 447538, 511472, 550816, 671307, 767208, 826224, 895076, 1022944, 1342614, 1534416, 1652448, 1790152, 2685228, 3068832, 3580304, 5370456, 7160608, 10740912, 21481824]

約数ペア:

[(1, 21481824), (2, 10740912), (3, 7160608), (4, 5370456), (6, 3580304), (7, 3068832), (8, 2685228), (12, 1790152), (13, 1652448), (14, 1534416), (16, 1342614), (21, 1022944), (24, 895076), (26, 826224), (28, 767208), (32, 671307), (39, 550816), (42, 511472), (48, 447538), (52, 413112), (56, 383604), (78, 275408), (84, 255736), (91, 236064), (96, 223769), (104, 206556), (112, 191802), (156, 137704), (168, 127868), (182, 118032), (208, 103278), (224, 95901), (273, 78688), (312, 68852), (336, 63934), (364, 59016), (416, 51639), (546, 39344), (624, 34426), (672, 31967), (728, 29508), (1092, 19672), (1248, 17213), (1456, 14754), (2184, 9836), (2459, 8736), (2912, 7377), (4368, 4918)]