21469856

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 48

約数和(自身を含む): 45577728

約数和(自身を除く): 24107872

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 92, 124, 184, 248, 368, 496, 713, 736, 941, 992, 1426, 1882, 2852, 3764, 5704, 7528, 11408, 15056, 21643, 22816, 29171, 30112, 43286, 58342, 86572, 116684, 173144, 233368, 346288, 466736, 670933, 692576, 933472, 1341866, 2683732, 5367464, 10734928, 21469856]

約数ペア:

[(1, 21469856), (2, 10734928), (4, 5367464), (8, 2683732), (16, 1341866), (23, 933472), (31, 692576), (32, 670933), (46, 466736), (62, 346288), (92, 233368), (124, 173144), (184, 116684), (248, 86572), (368, 58342), (496, 43286), (713, 30112), (736, 29171), (941, 22816), (992, 21643), (1426, 15056), (1882, 11408), (2852, 7528), (3764, 5704)]