21941130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10301}}^1$

素因数の和:10382

約数の個数: 32

約数和(自身を含む): 53405568

約数和(自身を除く): 31464438

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 10301, 20602, 30903, 51505, 61806, 103010, 154515, 309030, 731371, 1462742, 2194113, 3656855, 4388226, 7313710, 10970565, 21941130]

約数ペア:

[(1, 21941130), (2, 10970565), (3, 7313710), (5, 4388226), (6, 3656855), (10, 2194113), (15, 1462742), (30, 731371), (71, 309030), (142, 154515), (213, 103010), (355, 61806), (426, 51505), (710, 30903), (1065, 20602), (2130, 10301)]