21318330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64601}}^1$

素因数の和:64622

約数の個数: 32

約数和(自身を含む): 55816128

約数和(自身を除く): 34497798

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 64601, 129202, 193803, 323005, 387606, 646010, 710611, 969015, 1421222, 1938030, 2131833, 3553055, 4263666, 7106110, 10659165, 21318330]

約数ペア:

[(1, 21318330), (2, 10659165), (3, 7106110), (5, 4263666), (6, 3553055), (10, 2131833), (11, 1938030), (15, 1421222), (22, 969015), (30, 710611), (33, 646010), (55, 387606), (66, 323005), (110, 193803), (165, 129202), (330, 64601)]