21220968

素因数分解:

$2^3\times 3^1\times {\mathrm{379}}^1\times {\mathrm{2333}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 53215200

約数和(自身を除く): 31994232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 379, 758, 1137, 1516, 2274, 2333, 3032, 4548, 4666, 6999, 9096, 9332, 13998, 18664, 27996, 55992, 884207, 1768414, 2652621, 3536828, 5305242, 7073656, 10610484, 21220968]

約数ペア:

[(1, 21220968), (2, 10610484), (3, 7073656), (4, 5305242), (6, 3536828), (8, 2652621), (12, 1768414), (24, 884207), (379, 55992), (758, 27996), (1137, 18664), (1516, 13998), (2274, 9332), (2333, 9096), (3032, 6999), (4548, 4666)]