21006462

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 43264512

約数和(自身を除く): 22258050

約数列:

[1, 2, 3, 6, 47, 94, 141, 163, 282, 326, 457, 489, 914, 978, 1371, 2742, 7661, 15322, 21479, 22983, 42958, 45966, 64437, 74491, 128874, 148982, 223473, 446946, 3501077, 7002154, 10503231, 21006462]

約数ペア:

[(1, 21006462), (2, 10503231), (3, 7002154), (6, 3501077), (47, 446946), (94, 223473), (141, 148982), (163, 128874), (282, 74491), (326, 64437), (457, 45966), (489, 42958), (914, 22983), (978, 21479), (1371, 15322), (2742, 7661)]