21427992

素因数分解:

$2^3\times 3^2\times {\mathrm{359}}^1\times {\mathrm{829}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 58266000

約数和(自身を除く): 36838008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 359, 718, 829, 1077, 1436, 1658, 2154, 2487, 2872, 3231, 3316, 4308, 4974, 6462, 6632, 7461, 8616, 9948, 12924, 14922, 19896, 25848, 29844, 59688, 297611, 595222, 892833, 1190444, 1785666, 2380888, 2678499, 3571332, 5356998, 7142664, 10713996, 21427992]

約数ペア:

[(1, 21427992), (2, 10713996), (3, 7142664), (4, 5356998), (6, 3571332), (8, 2678499), (9, 2380888), (12, 1785666), (18, 1190444), (24, 892833), (36, 595222), (72, 297611), (359, 59688), (718, 29844), (829, 25848), (1077, 19896), (1436, 14922), (1658, 12924), (2154, 9948), (2487, 8616), (2872, 7461), (3231, 6632), (3316, 6462), (4308, 4974)]