21702200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 57652560

約数和(自身を除く): 35950360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 170, 200, 221, 260, 325, 340, 425, 442, 491, 520, 650, 680, 850, 884, 982, 1105, 1300, 1700, 1768, 1964, 2210, 2455, 2600, 3400, 3928, 4420, 4910, 5525, 6383, 8347, 8840, 9820, 11050, 12275, 12766, 16694, 19640, 22100, 24550, 25532, 31915, 33388, 41735, 44200, 49100, 51064, 63830, 66776, 83470, 98200, 108511, 127660, 159575, 166940, 208675, 217022, 255320, 319150, 333880, 417350, 434044, 542555, 638300, 834700, 868088, 1085110, 1276600, 1669400, 2170220, 2712775, 4340440, 5425550, 10851100, 21702200]

約数ペア:

[(1, 21702200), (2, 10851100), (4, 5425550), (5, 4340440), (8, 2712775), (10, 2170220), (13, 1669400), (17, 1276600), (20, 1085110), (25, 868088), (26, 834700), (34, 638300), (40, 542555), (50, 434044), (52, 417350), (65, 333880), (68, 319150), (85, 255320), (100, 217022), (104, 208675), (130, 166940), (136, 159575), (170, 127660), (200, 108511), (221, 98200), (260, 83470), (325, 66776), (340, 63830), (425, 51064), (442, 49100), (491, 44200), (520, 41735), (650, 33388), (680, 31915), (850, 25532), (884, 24550), (982, 22100), (1105, 19640), (1300, 16694), (1700, 12766), (1768, 12275), (1964, 11050), (2210, 9820), (2455, 8840), (2600, 8347), (3400, 6383), (3928, 5525), (4420, 4910)]