21896688

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 62424576

約数和(自身を除く): 40527888

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 113, 132, 176, 226, 264, 339, 367, 452, 528, 678, 734, 904, 1101, 1243, 1356, 1468, 1808, 2202, 2486, 2712, 2936, 3729, 4037, 4404, 4972, 5424, 5872, 7458, 8074, 8808, 9944, 12111, 14916, 16148, 17616, 19888, 24222, 29832, 32296, 41471, 48444, 59664, 64592, 82942, 96888, 124413, 165884, 193776, 248826, 331768, 456181, 497652, 663536, 912362, 995304, 1368543, 1824724, 1990608, 2737086, 3649448, 5474172, 7298896, 10948344, 21896688]

約数ペア:

[(1, 21896688), (2, 10948344), (3, 7298896), (4, 5474172), (6, 3649448), (8, 2737086), (11, 1990608), (12, 1824724), (16, 1368543), (22, 995304), (24, 912362), (33, 663536), (44, 497652), (48, 456181), (66, 331768), (88, 248826), (113, 193776), (132, 165884), (176, 124413), (226, 96888), (264, 82942), (339, 64592), (367, 59664), (452, 48444), (528, 41471), (678, 32296), (734, 29832), (904, 24222), (1101, 19888), (1243, 17616), (1356, 16148), (1468, 14916), (1808, 12111), (2202, 9944), (2486, 8808), (2712, 8074), (2936, 7458), (3729, 5872), (4037, 5424), (4404, 4972)]