21326439952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1711043}}^1$

素因数の和:1711111

約数の個数: 40

約数和(自身を含む): 44555585760

約数和(自身を除く): 23229145808

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 1711043, 3422086, 6844172, 13688344, 27376688, 32509817, 65019634, 70152763, 130039268, 140305526, 260078536, 280611052, 520157072, 561222104, 1122444208, 1332902497, 2665804994, 5331609988, 10663219976, 21326439952]

約数ペア:

[(1, 21326439952), (2, 10663219976), (4, 5331609988), (8, 2665804994), (16, 1332902497), (19, 1122444208), (38, 561222104), (41, 520157072), (76, 280611052), (82, 260078536), (152, 140305526), (164, 130039268), (304, 70152763), (328, 65019634), (656, 32509817), (779, 27376688), (1558, 13688344), (3116, 6844172), (6232, 3422086), (12464, 1711043)]