21875886

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2957}}^1$

素因数の和:3105

約数の個数: 32

約数和(自身を含む): 48984480

約数和(自身を除く): 27108594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 2957, 3699, 5914, 7398, 8871, 17742, 26613, 53226, 79839, 159678, 405109, 810218, 1215327, 2430654, 3645981, 7291962, 10937943, 21875886]

約数ペア:

[(1, 21875886), (2, 10937943), (3, 7291962), (6, 3645981), (9, 2430654), (18, 1215327), (27, 810218), (54, 405109), (137, 159678), (274, 79839), (411, 53226), (822, 26613), (1233, 17742), (2466, 8871), (2957, 7398), (3699, 5914)]