21152922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4457}}^1$

素因数の和:4582

約数の個数: 32

約数和(自身を含む): 48788352

約数和(自身を除く): 27635430

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4457, 4746, 8914, 13371, 26742, 31199, 62398, 93597, 187194, 503641, 1007282, 1510923, 3021846, 3525487, 7050974, 10576461, 21152922]

約数ペア:

[(1, 21152922), (2, 10576461), (3, 7050974), (6, 3525487), (7, 3021846), (14, 1510923), (21, 1007282), (42, 503641), (113, 187194), (226, 93597), (339, 62398), (678, 31199), (791, 26742), (1582, 13371), (2373, 8914), (4457, 4746)]