21629630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6343}}^1$

素因数の和:6392

約数の個数: 32

約数和(自身を含む): 43849728

約数和(自身を除く): 22220098

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 6343, 12686, 31715, 63430, 69773, 139546, 196633, 348865, 393266, 697730, 983165, 1966330, 2162963, 4325926, 10814815, 21629630]

約数ペア:

[(1, 21629630), (2, 10814815), (5, 4325926), (10, 2162963), (11, 1966330), (22, 983165), (31, 697730), (55, 393266), (62, 348865), (110, 196633), (155, 139546), (310, 69773), (341, 63430), (682, 31715), (1705, 12686), (3410, 6343)]