21545354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{7177}}^1$

素因数の和:7277

約数の個数: 16

約数和(自身を含む): 34454400

約数和(自身を除く): 12909046

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 7177, 14354, 136363, 272726, 566983, 1133966, 10772677, 21545354]

約数ペア:

[(1, 21545354), (2, 10772677), (19, 1133966), (38, 566983), (79, 272726), (158, 136363), (1501, 14354), (3002, 7177)]