21669206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{991}}^1$

素因数の和:1064

約数の個数: 24

約数和(自身を含む): 36289344

約数和(自身を除く): 14620138

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 841, 991, 1682, 1982, 10933, 12883, 21866, 25766, 28739, 57478, 373607, 747214, 833431, 1666862, 10834603, 21669206]

約数ペア:

[(1, 21669206), (2, 10834603), (13, 1666862), (26, 833431), (29, 747214), (58, 373607), (377, 57478), (754, 28739), (841, 25766), (991, 21866), (1682, 12883), (1982, 10933)]