21636698376

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{395581}}^1$

素因数の和:395686

約数の個数: 64

約数和(自身を含む): 56394169920

約数和(自身を除く): 34757471544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 344, 424, 516, 636, 1032, 1272, 2279, 4558, 6837, 9116, 13674, 18232, 27348, 54696, 395581, 791162, 1186743, 1582324, 2373486, 3164648, 4746972, 9493944, 17009983, 20965793, 34019966, 41931586, 51029949, 62897379, 68039932, 83863172, 102059898, 125794758, 136079864, 167726344, 204119796, 251589516, 408239592, 503179032, 901529099, 1803058198, 2704587297, 3606116396, 5409174594, 7212232792, 10818349188, 21636698376]

約数ペア:

[(1, 21636698376), (2, 10818349188), (3, 7212232792), (4, 5409174594), (6, 3606116396), (8, 2704587297), (12, 1803058198), (24, 901529099), (43, 503179032), (53, 408239592), (86, 251589516), (106, 204119796), (129, 167726344), (159, 136079864), (172, 125794758), (212, 102059898), (258, 83863172), (318, 68039932), (344, 62897379), (424, 51029949), (516, 41931586), (636, 34019966), (1032, 20965793), (1272, 17009983), (2279, 9493944), (4558, 4746972), (6837, 3164648), (9116, 2373486), (13674, 1582324), (18232, 1186743), (27348, 791162), (54696, 395581)]