21727992

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 64298880

約数和(自身を除く): 42570888

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 169, 264, 286, 312, 338, 429, 487, 507, 572, 676, 858, 974, 1014, 1144, 1352, 1461, 1716, 1859, 1948, 2028, 2922, 3432, 3718, 3896, 4056, 5357, 5577, 5844, 6331, 7436, 10714, 11154, 11688, 12662, 14872, 16071, 18993, 21428, 22308, 25324, 32142, 37986, 42856, 44616, 50648, 64284, 69641, 75972, 82303, 128568, 139282, 151944, 164606, 208923, 246909, 278564, 329212, 417846, 493818, 557128, 658424, 835692, 905333, 987636, 1671384, 1810666, 1975272, 2715999, 3621332, 5431998, 7242664, 10863996, 21727992]

約数ペア:

[(1, 21727992), (2, 10863996), (3, 7242664), (4, 5431998), (6, 3621332), (8, 2715999), (11, 1975272), (12, 1810666), (13, 1671384), (22, 987636), (24, 905333), (26, 835692), (33, 658424), (39, 557128), (44, 493818), (52, 417846), (66, 329212), (78, 278564), (88, 246909), (104, 208923), (132, 164606), (143, 151944), (156, 139282), (169, 128568), (264, 82303), (286, 75972), (312, 69641), (338, 64284), (429, 50648), (487, 44616), (507, 42856), (572, 37986), (676, 32142), (858, 25324), (974, 22308), (1014, 21428), (1144, 18993), (1352, 16071), (1461, 14872), (1716, 12662), (1859, 11688), (1948, 11154), (2028, 10714), (2922, 7436), (3432, 6331), (3718, 5844), (3896, 5577), (4056, 5357)]