21180528

素因数分解:

$2^4\times 3^4\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:356

約数の個数: 100

約数和(自身を含む): 62566680

約数和(自身を除く): 41386152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 59, 72, 81, 108, 118, 144, 162, 177, 216, 236, 277, 324, 354, 432, 472, 531, 554, 648, 708, 831, 944, 1062, 1108, 1296, 1416, 1593, 1662, 2124, 2216, 2493, 2832, 3186, 3324, 4248, 4432, 4779, 4986, 6372, 6648, 7479, 8496, 9558, 9972, 12744, 13296, 14958, 16343, 19116, 19944, 22437, 25488, 29916, 32686, 38232, 39888, 44874, 49029, 59832, 65372, 76464, 89748, 98058, 119664, 130744, 147087, 179496, 196116, 261488, 294174, 358992, 392232, 441261, 588348, 784464, 882522, 1176696, 1323783, 1765044, 2353392, 2647566, 3530088, 5295132, 7060176, 10590264, 21180528]

約数ペア:

[(1, 21180528), (2, 10590264), (3, 7060176), (4, 5295132), (6, 3530088), (8, 2647566), (9, 2353392), (12, 1765044), (16, 1323783), (18, 1176696), (24, 882522), (27, 784464), (36, 588348), (48, 441261), (54, 392232), (59, 358992), (72, 294174), (81, 261488), (108, 196116), (118, 179496), (144, 147087), (162, 130744), (177, 119664), (216, 98058), (236, 89748), (277, 76464), (324, 65372), (354, 59832), (432, 49029), (472, 44874), (531, 39888), (554, 38232), (648, 32686), (708, 29916), (831, 25488), (944, 22437), (1062, 19944), (1108, 19116), (1296, 16343), (1416, 14958), (1593, 13296), (1662, 12744), (2124, 9972), (2216, 9558), (2493, 8496), (2832, 7479), (3186, 6648), (3324, 6372), (4248, 4986), (4432, 4779)]