21253520346

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{12263}}^1$

素因数の和:12971

約数の個数: 64

約数和(自身を含む): 46764103680

約数和(自身を除く): 25510583334

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 661, 874, 1311, 1322, 1983, 2622, 3966, 12263, 12559, 15203, 24526, 25118, 30406, 36789, 37677, 45609, 73578, 75354, 91218, 232997, 282049, 288857, 465994, 564098, 577714, 698991, 846147, 866571, 1397982, 1692294, 1733142, 5358931, 8105843, 10717862, 16076793, 16211686, 24317529, 32153586, 48635058, 154011017, 186434389, 308022034, 372868778, 462033051, 559303167, 924066102, 1118606334, 3542253391, 7084506782, 10626760173, 21253520346]

約数ペア:

[(1, 21253520346), (2, 10626760173), (3, 7084506782), (6, 3542253391), (19, 1118606334), (23, 924066102), (38, 559303167), (46, 462033051), (57, 372868778), (69, 308022034), (114, 186434389), (138, 154011017), (437, 48635058), (661, 32153586), (874, 24317529), (1311, 16211686), (1322, 16076793), (1983, 10717862), (2622, 8105843), (3966, 5358931), (12263, 1733142), (12559, 1692294), (15203, 1397982), (24526, 866571), (25118, 846147), (30406, 698991), (36789, 577714), (37677, 564098), (45609, 465994), (73578, 288857), (75354, 282049), (91218, 232997)]