21415234

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1637}}^1$

素因数の和:1881

約数の個数: 16

約数和(自身を含む): 33336576

約数和(自身を除く): 11921342

約数列:

[1, 2, 31, 62, 211, 422, 1637, 3274, 6541, 13082, 50747, 101494, 345407, 690814, 10707617, 21415234]

約数ペア:

[(1, 21415234), (2, 10707617), (31, 690814), (62, 345407), (211, 101494), (422, 50747), (1637, 13082), (3274, 6541)]