21167993115

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{953}}^1\times {\mathrm{4013}}^1$

素因数の和:5021

約数の個数: 64

約数和(自身を含む): 38599908480

約数和(自身を除く): 17431915365

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 953, 1107, 1845, 2859, 4013, 4765, 5535, 8577, 12039, 14295, 20065, 25731, 36117, 39073, 42885, 60195, 108351, 117219, 128655, 164533, 180585, 195365, 351657, 493599, 541755, 586095, 822665, 1054971, 1480797, 1758285, 2467995, 3824389, 4442391, 5274855, 7403985, 11473167, 19121945, 22211955, 34419501, 57365835, 103258503, 156799949, 172097505, 470399847, 516292515, 783999745, 1411199541, 2351999235, 4233598623, 7055997705, 21167993115]

約数ペア:

[(1, 21167993115), (3, 7055997705), (5, 4233598623), (9, 2351999235), (15, 1411199541), (27, 783999745), (41, 516292515), (45, 470399847), (123, 172097505), (135, 156799949), (205, 103258503), (369, 57365835), (615, 34419501), (953, 22211955), (1107, 19121945), (1845, 11473167), (2859, 7403985), (4013, 5274855), (4765, 4442391), (5535, 3824389), (8577, 2467995), (12039, 1758285), (14295, 1480797), (20065, 1054971), (25731, 822665), (36117, 586095), (39073, 541755), (42885, 493599), (60195, 351657), (108351, 195365), (117219, 180585), (128655, 164533)]