21000620185

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{310867}}^1$

素因数の和:311160

約数の個数: 16

約数和(自身を含む): 25739870400

約数和(自身を除く): 4739250215

約数列:

[1, 5, 59, 229, 295, 1145, 13511, 67555, 310867, 1554335, 18341153, 71188543, 91705765, 355942715, 4200124037, 21000620185]

約数ペア:

[(1, 21000620185), (5, 4200124037), (59, 355942715), (229, 91705765), (295, 71188543), (1145, 18341153), (13511, 1554335), (67555, 310867)]