21635228

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{733}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 38966592

約数和(自身を除く): 17331364

約数列:

[1, 2, 4, 47, 94, 157, 188, 314, 628, 733, 1466, 2932, 7379, 14758, 29516, 34451, 68902, 115081, 137804, 230162, 460324, 5408807, 10817614, 21635228]

約数ペア:

[(1, 21635228), (2, 10817614), (4, 5408807), (47, 460324), (94, 230162), (157, 137804), (188, 115081), (314, 68902), (628, 34451), (733, 29516), (1466, 14758), (2932, 7379)]