21106410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 57552768

約数和(自身を除く): 36446358

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 169, 181, 195, 230, 299, 338, 345, 362, 390, 507, 543, 598, 690, 845, 897, 905, 1014, 1086, 1495, 1690, 1794, 1810, 2353, 2535, 2715, 2990, 3887, 4163, 4485, 4706, 5070, 5430, 7059, 7774, 8326, 8970, 11661, 11765, 12489, 14118, 19435, 20815, 23322, 23530, 24978, 30589, 35295, 38870, 41630, 54119, 58305, 61178, 62445, 70590, 91767, 108238, 116610, 124890, 152945, 162357, 183534, 270595, 305890, 324714, 458835, 541190, 703547, 811785, 917670, 1407094, 1623570, 2110641, 3517735, 4221282, 7035470, 10553205, 21106410]

約数ペア:

[(1, 21106410), (2, 10553205), (3, 7035470), (5, 4221282), (6, 3517735), (10, 2110641), (13, 1623570), (15, 1407094), (23, 917670), (26, 811785), (30, 703547), (39, 541190), (46, 458835), (65, 324714), (69, 305890), (78, 270595), (115, 183534), (130, 162357), (138, 152945), (169, 124890), (181, 116610), (195, 108238), (230, 91767), (299, 70590), (338, 62445), (345, 61178), (362, 58305), (390, 54119), (507, 41630), (543, 38870), (598, 35295), (690, 30589), (845, 24978), (897, 23530), (905, 23322), (1014, 20815), (1086, 19435), (1495, 14118), (1690, 12489), (1794, 11765), (1810, 11661), (2353, 8970), (2535, 8326), (2715, 7774), (2990, 7059), (3887, 5430), (4163, 5070), (4485, 4706)]