21320994

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1451}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 44605440

約数和(自身を除く): 23284446

約数列:

[1, 2, 3, 6, 31, 62, 79, 93, 158, 186, 237, 474, 1451, 2449, 2902, 4353, 4898, 7347, 8706, 14694, 44981, 89962, 114629, 134943, 229258, 269886, 343887, 687774, 3553499, 7106998, 10660497, 21320994]

約数ペア:

[(1, 21320994), (2, 10660497), (3, 7106998), (6, 3553499), (31, 687774), (62, 343887), (79, 269886), (93, 229258), (158, 134943), (186, 114629), (237, 89962), (474, 44981), (1451, 14694), (2449, 8706), (2902, 7347), (4353, 4898)]