21098816

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17351}}^1$

素因数の和:17382

約数の個数: 28

約数和(自身を含む): 44074080

約数和(自身を除く): 22975264

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17351, 34702, 69404, 138808, 277616, 329669, 555232, 659338, 1110464, 1318676, 2637352, 5274704, 10549408, 21098816]

約数ペア:

[(1, 21098816), (2, 10549408), (4, 5274704), (8, 2637352), (16, 1318676), (19, 1110464), (32, 659338), (38, 555232), (64, 329669), (76, 277616), (152, 138808), (304, 69404), (608, 34702), (1216, 17351)]