21001785714

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557461}}^1$

素因数の和:557512

約数の個数: 96

約数和(自身を含む): 58439856384

約数和(自身を除く): 37438070670

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 91, 117, 126, 138, 161, 182, 207, 234, 273, 299, 322, 414, 483, 546, 598, 819, 897, 966, 1449, 1638, 1794, 2093, 2691, 2898, 4186, 5382, 6279, 12558, 18837, 37674, 557461, 1114922, 1672383, 3344766, 3902227, 5017149, 7246993, 7804454, 10034298, 11706681, 12821603, 14493986, 21740979, 23413362, 25643206, 35120043, 38464809, 43481958, 50728951, 65222937, 70240086, 76929618, 89751221, 101457902, 115394427, 130445874, 152186853, 166680839, 179502442, 230788854, 269253663, 304373706, 333361678, 456560559, 500042517, 538507326, 807760989, 913121118, 1000085034, 1166765873, 1500127551, 1615521978, 2333531746, 3000255102, 3500297619, 7000595238, 10500892857, 21001785714]

約数ペア:

[(1, 21001785714), (2, 10500892857), (3, 7000595238), (6, 3500297619), (7, 3000255102), (9, 2333531746), (13, 1615521978), (14, 1500127551), (18, 1166765873), (21, 1000085034), (23, 913121118), (26, 807760989), (39, 538507326), (42, 500042517), (46, 456560559), (63, 333361678), (69, 304373706), (78, 269253663), (91, 230788854), (117, 179502442), (126, 166680839), (138, 152186853), (161, 130445874), (182, 115394427), (207, 101457902), (234, 89751221), (273, 76929618), (299, 70240086), (322, 65222937), (414, 50728951), (483, 43481958), (546, 38464809), (598, 35120043), (819, 25643206), (897, 23413362), (966, 21740979), (1449, 14493986), (1638, 12821603), (1794, 11706681), (2093, 10034298), (2691, 7804454), (2898, 7246993), (4186, 5017149), (5382, 3902227), (6279, 3344766), (12558, 1672383), (18837, 1114922), (37674, 557461)]