21432458

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 13559542

約数列:

[1, 2, 23, 46, 53, 59, 106, 118, 149, 298, 1219, 1357, 2438, 2714, 3127, 3427, 6254, 6854, 7897, 8791, 15794, 17582, 71921, 143842, 181631, 202193, 363262, 404386, 465923, 931846, 10716229, 21432458]

約数ペア:

[(1, 21432458), (2, 10716229), (23, 931846), (46, 465923), (53, 404386), (59, 363262), (106, 202193), (118, 181631), (149, 143842), (298, 71921), (1219, 17582), (1357, 15794), (2438, 8791), (2714, 7897), (3127, 6854), (3427, 6254)]