21805555197

素因数分解:

$3^1\times {\mathrm{541}}^1\times {\mathrm{1021}}^1\times {\mathrm{13159}}^1$

素因数の和:14724

約数の個数: 16

約数和(自身を含む): 29158559360

約数和(自身を除く): 7353004163

約数列:

[1, 3, 541, 1021, 1623, 3063, 13159, 39477, 552361, 1657083, 7119019, 13435339, 21357057, 40306017, 7268518399, 21805555197]

約数ペア:

[(1, 21805555197), (3, 7268518399), (541, 40306017), (1021, 21357057), (1623, 13435339), (3063, 7119019), (13159, 1657083), (39477, 552361)]