21066546

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1$

素因数の和:2226

約数の個数: 32

約数和(自身を含む): 44333568

約数和(自身を除く): 23267022

約数列:

[1, 2, 3, 6, 31, 53, 62, 93, 106, 159, 186, 318, 1643, 2137, 3286, 4274, 4929, 6411, 9858, 12822, 66247, 113261, 132494, 198741, 226522, 339783, 397482, 679566, 3511091, 7022182, 10533273, 21066546]

約数ペア:

[(1, 21066546), (2, 10533273), (3, 7022182), (6, 3511091), (31, 679566), (53, 397482), (62, 339783), (93, 226522), (106, 198741), (159, 132494), (186, 113261), (318, 66247), (1643, 12822), (2137, 9858), (3286, 6411), (4274, 4929)]