21237647535

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{118253}}^1$

素因数の和:118584

約数の個数: 48

約数和(自身を含む): 39773077344

約数和(自身を除く): 18535429809

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 307, 585, 921, 1535, 2763, 3991, 4605, 11973, 13815, 19955, 35919, 59865, 118253, 179595, 354759, 591265, 1064277, 1537289, 1773795, 4611867, 5321385, 7686445, 13835601, 23059335, 36303671, 69178005, 108911013, 181518355, 326733039, 471947723, 544555065, 1415843169, 1633665195, 2359738615, 4247529507, 7079215845, 21237647535]

約数ペア:

[(1, 21237647535), (3, 7079215845), (5, 4247529507), (9, 2359738615), (13, 1633665195), (15, 1415843169), (39, 544555065), (45, 471947723), (65, 326733039), (117, 181518355), (195, 108911013), (307, 69178005), (585, 36303671), (921, 23059335), (1535, 13835601), (2763, 7686445), (3991, 5321385), (4605, 4611867), (11973, 1773795), (13815, 1537289), (19955, 1064277), (35919, 591265), (59865, 354759), (118253, 179595)]