21202816

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{1097}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 42558480

約数和(自身を除く): 21355664

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1097, 1208, 2194, 2416, 4388, 4832, 8776, 9664, 17552, 19328, 35104, 70208, 140416, 165647, 331294, 662588, 1325176, 2650352, 5300704, 10601408, 21202816]

約数ペア:

[(1, 21202816), (2, 10601408), (4, 5300704), (8, 2650352), (16, 1325176), (32, 662588), (64, 331294), (128, 165647), (151, 140416), (302, 70208), (604, 35104), (1097, 19328), (1208, 17552), (2194, 9664), (2416, 8776), (4388, 4832)]