21044573

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 23688960

約数和(自身を除く): 2644387

約数列:

[1, 11, 61, 79, 397, 671, 869, 4367, 4819, 24217, 31363, 53009, 266387, 344993, 1913143, 21044573]

約数ペア:

[(1, 21044573), (11, 1913143), (61, 344993), (79, 266387), (397, 53009), (671, 31363), (869, 24217), (4367, 4819)]