21433515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84053}}^1$

素因数の和:84078

約数の個数: 16

約数和(自身を含む): 36311328

約数和(自身を除く): 14877813

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 84053, 252159, 420265, 1260795, 1428901, 4286703, 7144505, 21433515]

約数ペア:

[(1, 21433515), (3, 7144505), (5, 4286703), (15, 1428901), (17, 1260795), (51, 420265), (85, 252159), (255, 84053)]