21894064

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{14107}}^1$

素因数の和:14212

約数の個数: 20

約数和(自身を含む): 42860104

約数和(自身を除く): 20966040

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 14107, 28214, 56428, 112856, 225712, 1368379, 2736758, 5473516, 10947032, 21894064]

約数ペア:

[(1, 21894064), (2, 10947032), (4, 5473516), (8, 2736758), (16, 1368379), (97, 225712), (194, 112856), (388, 56428), (776, 28214), (1552, 14107)]