21206730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3701}}^1$

素因数の和:3902

約数の個数: 32

約数和(自身を含む): 51176448

約数和(自身を除く): 29969718

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 191, 382, 573, 955, 1146, 1910, 2865, 3701, 5730, 7402, 11103, 18505, 22206, 37010, 55515, 111030, 706891, 1413782, 2120673, 3534455, 4241346, 7068910, 10603365, 21206730]

約数ペア:

[(1, 21206730), (2, 10603365), (3, 7068910), (5, 4241346), (6, 3534455), (10, 2120673), (15, 1413782), (30, 706891), (191, 111030), (382, 55515), (573, 37010), (955, 22206), (1146, 18505), (1910, 11103), (2865, 7402), (3701, 5730)]