21904584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70207}}^1$

素因数の和:70229

約数の個数: 32

約数和(自身を含む): 58974720

約数和(自身を除く): 37070136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70207, 140414, 210621, 280828, 421242, 561656, 842484, 912691, 1684968, 1825382, 2738073, 3650764, 5476146, 7301528, 10952292, 21904584]

約数ペア:

[(1, 21904584), (2, 10952292), (3, 7301528), (4, 5476146), (6, 3650764), (8, 2738073), (12, 1825382), (13, 1684968), (24, 912691), (26, 842484), (39, 561656), (52, 421242), (78, 280828), (104, 210621), (156, 140414), (312, 70207)]