21999302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{44533}}^1$

素因数の和:44567

約数の個数: 16

約数和(自身を含む): 37408560

約数和(自身を除く): 15409258

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 44533, 89066, 578929, 846127, 1157858, 1692254, 10999651, 21999302]

約数ペア:

[(1, 21999302), (2, 10999651), (13, 1692254), (19, 1157858), (26, 846127), (38, 578929), (247, 89066), (494, 44533)]