21099687084

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4793}}^1$

素因数の和:5466

約数の個数: 144

約数和(自身を含む): 63323140608

約数和(自身を除く): 42223453524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 647, 756, 972, 1134, 1294, 1701, 1941, 2268, 2588, 3402, 3882, 4529, 4793, 5823, 6804, 7764, 9058, 9586, 11646, 13587, 14379, 17469, 18116, 19172, 23292, 27174, 28758, 33551, 34938, 40761, 43137, 52407, 54348, 57516, 67102, 69876, 81522, 86274, 100653, 104814, 122283, 129411, 134204, 157221, 163044, 172548, 201306, 209628, 244566, 258822, 301959, 314442, 366849, 388233, 402612, 489132, 517644, 603918, 628884, 733698, 776466, 905877, 1100547, 1164699, 1207836, 1467396, 1552932, 1811754, 2201094, 2329398, 2717631, 3101071, 3623508, 4402188, 4658796, 5435262, 6202142, 8152893, 9303213, 10870524, 12404284, 16305786, 18606426, 21707497, 27909639, 32611572, 37212852, 43414994, 55819278, 65122491, 83728917, 86829988, 111638556, 130244982, 167457834, 195367473, 251186751, 260489964, 334915668, 390734946, 502373502, 586102419, 753560253, 781469892, 1004747004, 1172204838, 1507120506, 1758307257, 2344409676, 3014241012, 3516614514, 5274921771, 7033229028, 10549843542, 21099687084]

約数ペア:

[(1, 21099687084), (2, 10549843542), (3, 7033229028), (4, 5274921771), (6, 3516614514), (7, 3014241012), (9, 2344409676), (12, 1758307257), (14, 1507120506), (18, 1172204838), (21, 1004747004), (27, 781469892), (28, 753560253), (36, 586102419), (42, 502373502), (54, 390734946), (63, 334915668), (81, 260489964), (84, 251186751), (108, 195367473), (126, 167457834), (162, 130244982), (189, 111638556), (243, 86829988), (252, 83728917), (324, 65122491), (378, 55819278), (486, 43414994), (567, 37212852), (647, 32611572), (756, 27909639), (972, 21707497), (1134, 18606426), (1294, 16305786), (1701, 12404284), (1941, 10870524), (2268, 9303213), (2588, 8152893), (3402, 6202142), (3882, 5435262), (4529, 4658796), (4793, 4402188), (5823, 3623508), (6804, 3101071), (7764, 2717631), (9058, 2329398), (9586, 2201094), (11646, 1811754), (13587, 1552932), (14379, 1467396), (17469, 1207836), (18116, 1164699), (19172, 1100547), (23292, 905877), (27174, 776466), (28758, 733698), (33551, 628884), (34938, 603918), (40761, 517644), (43137, 489132), (52407, 402612), (54348, 388233), (57516, 366849), (67102, 314442), (69876, 301959), (81522, 258822), (86274, 244566), (100653, 209628), (104814, 201306), (122283, 172548), (129411, 163044), (134204, 157221)]