21549060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9209}}^1$

素因数の和:9237

約数の個数: 72

約数和(自身を含む): 70401240

約数和(自身を除く): 48852180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 9209, 18418, 27627, 36836, 46045, 55254, 82881, 92090, 110508, 119717, 138135, 165762, 184180, 239434, 276270, 331524, 359151, 414405, 478868, 552540, 598585, 718302, 828810, 1077453, 1197170, 1436604, 1657620, 1795755, 2154906, 2394340, 3591510, 4309812, 5387265, 7183020, 10774530, 21549060]

約数ペア:

[(1, 21549060), (2, 10774530), (3, 7183020), (4, 5387265), (5, 4309812), (6, 3591510), (9, 2394340), (10, 2154906), (12, 1795755), (13, 1657620), (15, 1436604), (18, 1197170), (20, 1077453), (26, 828810), (30, 718302), (36, 598585), (39, 552540), (45, 478868), (52, 414405), (60, 359151), (65, 331524), (78, 276270), (90, 239434), (117, 184180), (130, 165762), (156, 138135), (180, 119717), (195, 110508), (234, 92090), (260, 82881), (390, 55254), (468, 46045), (585, 36836), (780, 27627), (1170, 18418), (2340, 9209)]