21914958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1471}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 47480832

約数和(自身を除く): 25565874

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 191, 382, 573, 1146, 1471, 2483, 2942, 4413, 4966, 7449, 8826, 14898, 19123, 38246, 57369, 114738, 280961, 561922, 842883, 1685766, 3652493, 7304986, 10957479, 21914958]

約数ペア:

[(1, 21914958), (2, 10957479), (3, 7304986), (6, 3652493), (13, 1685766), (26, 842883), (39, 561922), (78, 280961), (191, 114738), (382, 57369), (573, 38246), (1146, 19123), (1471, 14898), (2483, 8826), (2942, 7449), (4413, 4966)]