21863050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 44854272

約数和(自身を除く): 22991222

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 127, 254, 275, 313, 550, 626, 635, 1270, 1397, 1565, 2794, 3130, 3175, 3443, 6350, 6886, 6985, 7825, 13970, 15650, 17215, 34430, 34925, 39751, 69850, 79502, 86075, 172150, 198755, 397510, 437261, 874522, 993775, 1987550, 2186305, 4372610, 10931525, 21863050]

約数ペア:

[(1, 21863050), (2, 10931525), (5, 4372610), (10, 2186305), (11, 1987550), (22, 993775), (25, 874522), (50, 437261), (55, 397510), (110, 198755), (127, 172150), (254, 86075), (275, 79502), (313, 69850), (550, 39751), (626, 34925), (635, 34430), (1270, 17215), (1397, 15650), (1565, 13970), (2794, 7825), (3130, 6985), (3175, 6886), (3443, 6350)]