21290653804

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{5189}}^1$

素因数の和:5423

約数の個数: 96

約数和(自身を含む): 45758361600

約数和(自身を除く): 24467707796

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 163, 203, 217, 326, 406, 434, 652, 812, 868, 899, 1141, 1798, 2282, 3596, 4564, 4727, 5053, 5189, 6293, 9454, 10106, 10378, 12586, 18908, 20212, 20756, 25172, 33089, 35371, 36323, 66178, 70742, 72646, 132356, 141484, 145292, 146537, 150481, 160859, 293074, 300962, 321718, 586148, 601924, 643436, 845807, 1025759, 1053367, 1126013, 1691614, 2051518, 2106734, 2252026, 3383228, 4103036, 4213468, 4504052, 4664911, 5920649, 9329822, 11841298, 18659644, 23682596, 24528403, 26220017, 32654377, 49056806, 52440034, 65308754, 98113612, 104880068, 130617508, 171698821, 183540119, 343397642, 367080238, 686795284, 734160476, 760380493, 1520760986, 3041521972, 5322663451, 10645326902, 21290653804]

約数ペア:

[(1, 21290653804), (2, 10645326902), (4, 5322663451), (7, 3041521972), (14, 1520760986), (28, 760380493), (29, 734160476), (31, 686795284), (58, 367080238), (62, 343397642), (116, 183540119), (124, 171698821), (163, 130617508), (203, 104880068), (217, 98113612), (326, 65308754), (406, 52440034), (434, 49056806), (652, 32654377), (812, 26220017), (868, 24528403), (899, 23682596), (1141, 18659644), (1798, 11841298), (2282, 9329822), (3596, 5920649), (4564, 4664911), (4727, 4504052), (5053, 4213468), (5189, 4103036), (6293, 3383228), (9454, 2252026), (10106, 2106734), (10378, 2051518), (12586, 1691614), (18908, 1126013), (20212, 1053367), (20756, 1025759), (25172, 845807), (33089, 643436), (35371, 601924), (36323, 586148), (66178, 321718), (70742, 300962), (72646, 293074), (132356, 160859), (141484, 150481), (145292, 146537)]