21792152

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 41962800

約数和(自身を除く): 20170648

約数列:

[1, 2, 4, 8, 67, 109, 134, 218, 268, 373, 436, 536, 746, 872, 1492, 2984, 7303, 14606, 24991, 29212, 40657, 49982, 58424, 81314, 99964, 162628, 199928, 325256, 2724019, 5448038, 10896076, 21792152]

約数ペア:

[(1, 21792152), (2, 10896076), (4, 5448038), (8, 2724019), (67, 325256), (109, 199928), (134, 162628), (218, 99964), (268, 81314), (373, 58424), (436, 49982), (536, 40657), (746, 29212), (872, 24991), (1492, 14606), (2984, 7303)]