21224704

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4877}}^1$

素因数の和:4910

約数の個数: 36

約数和(自身を含む): 44867844

約数和(自身を除く): 23643140

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4877, 9754, 19508, 39016, 78032, 82909, 156064, 165818, 312128, 331636, 624256, 663272, 1248512, 1326544, 2653088, 5306176, 10612352, 21224704]

約数ペア:

[(1, 21224704), (2, 10612352), (4, 5306176), (8, 2653088), (16, 1326544), (17, 1248512), (32, 663272), (34, 624256), (64, 331636), (68, 312128), (128, 165818), (136, 156064), (256, 82909), (272, 78032), (544, 39016), (1088, 19508), (2176, 9754), (4352, 4877)]