21135034184

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{127}}^1\times {\mathrm{15629}}^1$

素因数の和:15795

約数の個数: 64

約数和(自身を含む): 43934054400

約数和(自身を除く): 22799020216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 127, 242, 254, 484, 508, 968, 1016, 1331, 1397, 2662, 2794, 5324, 5588, 10648, 11176, 15367, 15629, 30734, 31258, 61468, 62516, 122936, 125032, 169037, 171919, 338074, 343838, 676148, 687676, 1352296, 1375352, 1891109, 1984883, 3782218, 3969766, 7564436, 7939532, 15128872, 15879064, 20802199, 21833713, 41604398, 43667426, 83208796, 87334852, 166417592, 174669704, 240170843, 480341686, 960683372, 1921366744, 2641879273, 5283758546, 10567517092, 21135034184]

約数ペア:

[(1, 21135034184), (2, 10567517092), (4, 5283758546), (8, 2641879273), (11, 1921366744), (22, 960683372), (44, 480341686), (88, 240170843), (121, 174669704), (127, 166417592), (242, 87334852), (254, 83208796), (484, 43667426), (508, 41604398), (968, 21833713), (1016, 20802199), (1331, 15879064), (1397, 15128872), (2662, 7939532), (2794, 7564436), (5324, 3969766), (5588, 3782218), (10648, 1984883), (11176, 1891109), (15367, 1375352), (15629, 1352296), (30734, 687676), (31258, 676148), (61468, 343838), (62516, 338074), (122936, 171919), (125032, 169037)]