21322358

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1039}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 33146880

約数和(自身を除く): 11824522

約数列:

[1, 2, 31, 62, 331, 662, 1039, 2078, 10261, 20522, 32209, 64418, 343909, 687818, 10661179, 21322358]

約数ペア:

[(1, 21322358), (2, 10661179), (31, 687818), (62, 343909), (331, 64418), (662, 32209), (1039, 20522), (2078, 10261)]