21470019418

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{4283}}^1$

素因数の和:4507

約数の個数: 48

約数和(自身を含む): 34903050336

約数和(自身を除く): 13433030918

約数列:

[1, 2, 19, 38, 53, 106, 131, 262, 361, 722, 1007, 2014, 2489, 4283, 4978, 6943, 8566, 13886, 19133, 38266, 47291, 81377, 94582, 131917, 162754, 226999, 263834, 453998, 561073, 1122146, 1546163, 2506423, 3092326, 4312981, 5012846, 8625962, 10660387, 21320774, 29736869, 59473738, 81946639, 163893278, 202547353, 405094706, 565000511, 1130001022, 10735009709, 21470019418]

約数ペア:

[(1, 21470019418), (2, 10735009709), (19, 1130001022), (38, 565000511), (53, 405094706), (106, 202547353), (131, 163893278), (262, 81946639), (361, 59473738), (722, 29736869), (1007, 21320774), (2014, 10660387), (2489, 8625962), (4283, 5012846), (4978, 4312981), (6943, 3092326), (8566, 2506423), (13886, 1546163), (19133, 1122146), (38266, 561073), (47291, 453998), (81377, 263834), (94582, 226999), (131917, 162754)]