21167166288

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{77761}}^1$

素因数の和:77932

約数の個数: 80

約数和(自身を含む): 56234990016

約数和(自身を除く): 35067823728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 107, 159, 212, 214, 318, 321, 424, 428, 636, 642, 848, 856, 1272, 1284, 1712, 2544, 2568, 5136, 5671, 11342, 17013, 22684, 34026, 45368, 68052, 77761, 90736, 136104, 155522, 233283, 272208, 311044, 466566, 622088, 933132, 1244176, 1866264, 3732528, 4121333, 8242666, 8320427, 12363999, 16485332, 16640854, 24727998, 24961281, 32970664, 33281708, 49455996, 49922562, 65941328, 66563416, 98911992, 99845124, 133126832, 197823984, 199690248, 399380496, 440982631, 881965262, 1322947893, 1763930524, 2645895786, 3527861048, 5291791572, 7055722096, 10583583144, 21167166288]

約数ペア:

[(1, 21167166288), (2, 10583583144), (3, 7055722096), (4, 5291791572), (6, 3527861048), (8, 2645895786), (12, 1763930524), (16, 1322947893), (24, 881965262), (48, 440982631), (53, 399380496), (106, 199690248), (107, 197823984), (159, 133126832), (212, 99845124), (214, 98911992), (318, 66563416), (321, 65941328), (424, 49922562), (428, 49455996), (636, 33281708), (642, 32970664), (848, 24961281), (856, 24727998), (1272, 16640854), (1284, 16485332), (1712, 12363999), (2544, 8320427), (2568, 8242666), (5136, 4121333), (5671, 3732528), (11342, 1866264), (17013, 1244176), (22684, 933132), (34026, 622088), (45368, 466566), (68052, 311044), (77761, 272208), (90736, 233283), (136104, 155522)]