21444156

素因数分解:

$2^2\times 3^3\times {\mathrm{181}}^1\times {\mathrm{1097}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 55954080

約数和(自身を除く): 34509924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 181, 362, 543, 724, 1086, 1097, 1629, 2172, 2194, 3258, 3291, 4388, 4887, 6516, 6582, 9774, 9873, 13164, 19548, 19746, 29619, 39492, 59238, 118476, 198557, 397114, 595671, 794228, 1191342, 1787013, 2382684, 3574026, 5361039, 7148052, 10722078, 21444156]

約数ペア:

[(1, 21444156), (2, 10722078), (3, 7148052), (4, 5361039), (6, 3574026), (9, 2382684), (12, 1787013), (18, 1191342), (27, 794228), (36, 595671), (54, 397114), (108, 198557), (181, 118476), (362, 59238), (543, 39492), (724, 29619), (1086, 19746), (1097, 19548), (1629, 13164), (2172, 9873), (2194, 9774), (3258, 6582), (3291, 6516), (4388, 4887)]