21364835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13229}}^1$

素因数の和:13270

約数の個数: 16

約数和(自身を含む): 28576800

約数和(自身を除く): 7211965

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 13229, 66145, 224893, 251351, 1124465, 1256755, 4272967, 21364835]

約数ペア:

[(1, 21364835), (5, 4272967), (17, 1256755), (19, 1124465), (85, 251351), (95, 224893), (323, 66145), (1615, 13229)]