21998520088

素因数分解:

$2^3\times {\mathrm{607}}^1\times {\mathrm{4530173}}^1$

素因数の和:4530786

約数の個数: 16

約数和(自身を含む): 41315186880

約数和(自身を除く): 19316666792

約数列:

[1, 2, 4, 8, 607, 1214, 2428, 4856, 4530173, 9060346, 18120692, 36241384, 2749815011, 5499630022, 10999260044, 21998520088]

約数ペア:

[(1, 21998520088), (2, 10999260044), (4, 5499630022), (8, 2749815011), (607, 36241384), (1214, 18120692), (2428, 9060346), (4856, 4530173)]