21813708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8377}}^1$

素因数の和:8422

約数の個数: 48

約数和(自身を含む): 60053504

約数和(自身を除く): 38239796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8377, 16754, 25131, 33508, 50262, 58639, 100524, 117278, 175917, 234556, 259687, 351834, 519374, 703668, 779061, 1038748, 1558122, 1817809, 3116244, 3635618, 5453427, 7271236, 10906854, 21813708]

約数ペア:

[(1, 21813708), (2, 10906854), (3, 7271236), (4, 5453427), (6, 3635618), (7, 3116244), (12, 1817809), (14, 1558122), (21, 1038748), (28, 779061), (31, 703668), (42, 519374), (62, 351834), (84, 259687), (93, 234556), (124, 175917), (186, 117278), (217, 100524), (372, 58639), (434, 50262), (651, 33508), (868, 25131), (1302, 16754), (2604, 8377)]