21284625

素因数分解:

$3^1\times 5^3\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 35717760

約数和(自身を除く): 14433135

約数列:

[1, 3, 5, 15, 25, 75, 125, 211, 269, 375, 633, 807, 1055, 1345, 3165, 4035, 5275, 6725, 15825, 20175, 26375, 33625, 56759, 79125, 100875, 170277, 283795, 851385, 1418975, 4256925, 7094875, 21284625]

約数ペア:

[(1, 21284625), (3, 7094875), (5, 4256925), (15, 1418975), (25, 851385), (75, 283795), (125, 170277), (211, 100875), (269, 79125), (375, 56759), (633, 33625), (807, 26375), (1055, 20175), (1345, 15825), (3165, 6725), (4035, 5275)]