21000833256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{62731}}^1$

素因数の和:62819

約数の個数: 128

約数和(自身を含む): 60072163200

約数和(自身を除く): 39071329944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 37, 39, 52, 58, 74, 78, 87, 104, 111, 116, 148, 156, 174, 222, 232, 296, 312, 348, 377, 444, 481, 696, 754, 888, 962, 1073, 1131, 1443, 1508, 1924, 2146, 2262, 2886, 3016, 3219, 3848, 4292, 4524, 5772, 6438, 8584, 9048, 11544, 12876, 13949, 25752, 27898, 41847, 55796, 62731, 83694, 111592, 125462, 167388, 188193, 250924, 334776, 376386, 501848, 752772, 815503, 1505544, 1631006, 1819199, 2321047, 2446509, 3262012, 3638398, 4642094, 4893018, 5457597, 6524024, 6963141, 7276796, 9284188, 9786036, 10915194, 13926282, 14553592, 18568376, 19572072, 21830388, 23649587, 27852564, 30173611, 43660776, 47299174, 55705128, 60347222, 67310363, 70948761, 90520833, 94598348, 120694444, 134620726, 141897522, 181041666, 189196696, 201931089, 241388888, 269241452, 283795044, 362083332, 403862178, 538482904, 567590088, 724166664, 807724356, 875034719, 1615448712, 1750069438, 2625104157, 3500138876, 5250208314, 7000277752, 10500416628, 21000833256]

約数ペア:

[(1, 21000833256), (2, 10500416628), (3, 7000277752), (4, 5250208314), (6, 3500138876), (8, 2625104157), (12, 1750069438), (13, 1615448712), (24, 875034719), (26, 807724356), (29, 724166664), (37, 567590088), (39, 538482904), (52, 403862178), (58, 362083332), (74, 283795044), (78, 269241452), (87, 241388888), (104, 201931089), (111, 189196696), (116, 181041666), (148, 141897522), (156, 134620726), (174, 120694444), (222, 94598348), (232, 90520833), (296, 70948761), (312, 67310363), (348, 60347222), (377, 55705128), (444, 47299174), (481, 43660776), (696, 30173611), (754, 27852564), (888, 23649587), (962, 21830388), (1073, 19572072), (1131, 18568376), (1443, 14553592), (1508, 13926282), (1924, 10915194), (2146, 9786036), (2262, 9284188), (2886, 7276796), (3016, 6963141), (3219, 6524024), (3848, 5457597), (4292, 4893018), (4524, 4642094), (5772, 3638398), (6438, 3262012), (8584, 2446509), (9048, 2321047), (11544, 1819199), (12876, 1631006), (13949, 1505544), (25752, 815503), (27898, 752772), (41847, 501848), (55796, 376386), (62731, 334776), (83694, 250924), (111592, 188193), (125462, 167388)]