21502654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 36827136

約数和(自身を除く): 15324482

約数列:

[1, 2, 17, 23, 31, 34, 46, 62, 391, 527, 713, 782, 887, 1054, 1426, 1774, 12121, 15079, 20401, 24242, 27497, 30158, 40802, 54994, 346817, 467449, 632431, 693634, 934898, 1264862, 10751327, 21502654]

約数ペア:

[(1, 21502654), (2, 10751327), (17, 1264862), (23, 934898), (31, 693634), (34, 632431), (46, 467449), (62, 346817), (391, 54994), (527, 40802), (713, 30158), (782, 27497), (887, 24242), (1054, 20401), (1426, 15079), (1774, 12121)]