21310432

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4657}}^1$

素因数の和:4691

約数の個数: 48

約数和(自身を含む): 49300272

約数和(自身を除く): 27989840

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4576, 4657, 9314, 18628, 37256, 51227, 60541, 74512, 102454, 121082, 149024, 204908, 242164, 409816, 484328, 665951, 819632, 968656, 1331902, 1639264, 1937312, 2663804, 5327608, 10655216, 21310432]

約数ペア:

[(1, 21310432), (2, 10655216), (4, 5327608), (8, 2663804), (11, 1937312), (13, 1639264), (16, 1331902), (22, 968656), (26, 819632), (32, 665951), (44, 484328), (52, 409816), (88, 242164), (104, 204908), (143, 149024), (176, 121082), (208, 102454), (286, 74512), (352, 60541), (416, 51227), (572, 37256), (1144, 18628), (2288, 9314), (4576, 4657)]