21818919528

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{571}}^1\times {\mathrm{10831}}^1$

素因数の和:11428

約数の個数: 144

約数和(自身を含む): 68867472960

約数和(自身を除く): 47048553432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 571, 588, 882, 1142, 1176, 1713, 1764, 2284, 3426, 3528, 3997, 4568, 5139, 6852, 7994, 10278, 10831, 11991, 13704, 15988, 20556, 21662, 23982, 27979, 31976, 32493, 35973, 41112, 43324, 47964, 55958, 64986, 71946, 75817, 83937, 86648, 95928, 97479, 111916, 129972, 143892, 151634, 167874, 194958, 223832, 227451, 251811, 259944, 287784, 303268, 335748, 389916, 454902, 503622, 530719, 606536, 671496, 682353, 779832, 909804, 1007244, 1061438, 1364706, 1592157, 1819608, 2014488, 2122876, 2729412, 3184314, 4245752, 4776471, 5458824, 6184501, 6368628, 9552942, 12369002, 12737256, 18553503, 19105884, 24738004, 37107006, 38211768, 43291507, 49476008, 55660509, 74214012, 86583014, 111321018, 129874521, 148428024, 173166028, 222642036, 259749042, 303040549, 346332056, 389623563, 445284072, 519498084, 606081098, 779247126, 909121647, 1038996168, 1212162196, 1558494252, 1818243294, 2424324392, 2727364941, 3116988504, 3636486588, 5454729882, 7272973176, 10909459764, 21818919528]

約数ペア:

[(1, 21818919528), (2, 10909459764), (3, 7272973176), (4, 5454729882), (6, 3636486588), (7, 3116988504), (8, 2727364941), (9, 2424324392), (12, 1818243294), (14, 1558494252), (18, 1212162196), (21, 1038996168), (24, 909121647), (28, 779247126), (36, 606081098), (42, 519498084), (49, 445284072), (56, 389623563), (63, 346332056), (72, 303040549), (84, 259749042), (98, 222642036), (126, 173166028), (147, 148428024), (168, 129874521), (196, 111321018), (252, 86583014), (294, 74214012), (392, 55660509), (441, 49476008), (504, 43291507), (571, 38211768), (588, 37107006), (882, 24738004), (1142, 19105884), (1176, 18553503), (1713, 12737256), (1764, 12369002), (2284, 9552942), (3426, 6368628), (3528, 6184501), (3997, 5458824), (4568, 4776471), (5139, 4245752), (6852, 3184314), (7994, 2729412), (10278, 2122876), (10831, 2014488), (11991, 1819608), (13704, 1592157), (15988, 1364706), (20556, 1061438), (21662, 1007244), (23982, 909804), (27979, 779832), (31976, 682353), (32493, 671496), (35973, 606536), (41112, 530719), (43324, 503622), (47964, 454902), (55958, 389916), (64986, 335748), (71946, 303268), (75817, 287784), (83937, 259944), (86648, 251811), (95928, 227451), (97479, 223832), (111916, 194958), (129972, 167874), (143892, 151634)]