21735090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1429}}^1$

素因数の和:1468

約数の個数: 72

約数和(自身を含む): 61235460

約数和(自身を除く): 39500370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1429, 1521, 1690, 2535, 2858, 3042, 4287, 5070, 7145, 7605, 8574, 12861, 14290, 15210, 18577, 21435, 25722, 37154, 42870, 55731, 64305, 92885, 111462, 128610, 167193, 185770, 241501, 278655, 334386, 483002, 557310, 724503, 835965, 1207505, 1449006, 1671930, 2173509, 2415010, 3622515, 4347018, 7245030, 10867545, 21735090]

約数ペア:

[(1, 21735090), (2, 10867545), (3, 7245030), (5, 4347018), (6, 3622515), (9, 2415010), (10, 2173509), (13, 1671930), (15, 1449006), (18, 1207505), (26, 835965), (30, 724503), (39, 557310), (45, 483002), (65, 334386), (78, 278655), (90, 241501), (117, 185770), (130, 167193), (169, 128610), (195, 111462), (234, 92885), (338, 64305), (390, 55731), (507, 42870), (585, 37154), (845, 25722), (1014, 21435), (1170, 18577), (1429, 15210), (1521, 14290), (1690, 12861), (2535, 8574), (2858, 7605), (3042, 7145), (4287, 5070)]