21553968

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2351}}^1$

素因数の和:2553

約数の個数: 40

約数和(自身を含む): 55996416

約数和(自身を除く): 34442448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 2292, 2351, 3056, 4584, 4702, 7053, 9168, 9404, 14106, 18808, 28212, 37616, 56424, 112848, 449041, 898082, 1347123, 1796164, 2694246, 3592328, 5388492, 7184656, 10776984, 21553968]

約数ペア:

[(1, 21553968), (2, 10776984), (3, 7184656), (4, 5388492), (6, 3592328), (8, 2694246), (12, 1796164), (16, 1347123), (24, 898082), (48, 449041), (191, 112848), (382, 56424), (573, 37616), (764, 28212), (1146, 18808), (1528, 14106), (2292, 9404), (2351, 9168), (3056, 7053), (4584, 4702)]