21315744

素因数分解:

$2^5\times 3^3\times {\mathrm{24671}}^1$

素因数の和:24690

約数の個数: 48

約数和(自身を含む): 62173440

約数和(自身を除く): 40857696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 24671, 49342, 74013, 98684, 148026, 197368, 222039, 296052, 394736, 444078, 592104, 666117, 789472, 888156, 1184208, 1332234, 1776312, 2368416, 2664468, 3552624, 5328936, 7105248, 10657872, 21315744]

約数ペア:

[(1, 21315744), (2, 10657872), (3, 7105248), (4, 5328936), (6, 3552624), (8, 2664468), (9, 2368416), (12, 1776312), (16, 1332234), (18, 1184208), (24, 888156), (27, 789472), (32, 666117), (36, 592104), (48, 444078), (54, 394736), (72, 296052), (96, 222039), (108, 197368), (144, 148026), (216, 98684), (288, 74013), (432, 49342), (864, 24671)]