21958803

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5851}}^1$

素因数の和:5999

約数の個数: 16

約数和(自身を含む): 32771200

約数和(自身を除く): 10812397

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5851, 17553, 52659, 157977, 813289, 2439867, 7319601, 21958803]

約数ペア:

[(1, 21958803), (3, 7319601), (9, 2439867), (27, 813289), (139, 157977), (417, 52659), (1251, 17553), (3753, 5851)]