211717212176

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{21446233}}^1$

素因数の和:21446858

約数の個数: 20

約数和(自身を含む): 410866950972

約数和(自身を除く): 199149738796

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 21446233, 42892466, 85784932, 171569864, 343139728, 13232325761, 26464651522, 52929303044, 105858606088, 211717212176]

約数ペア:

[(1, 211717212176), (2, 105858606088), (4, 52929303044), (8, 26464651522), (16, 13232325761), (617, 343139728), (1234, 171569864), (2468, 85784932), (4936, 42892466), (9872, 21446233)]