21368563398

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71287}}^1$

素因数の和:71379

約数の個数: 128

約数和(自身を含む): 59402864640

約数和(自身を除く): 38034301242

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 61, 63, 78, 91, 117, 122, 126, 182, 183, 189, 234, 273, 351, 366, 378, 427, 546, 549, 702, 793, 819, 854, 1098, 1281, 1586, 1638, 1647, 2379, 2457, 2562, 3294, 3843, 4758, 4914, 5551, 7137, 7686, 11102, 11529, 14274, 16653, 21411, 23058, 33306, 42822, 49959, 71287, 99918, 142574, 149877, 213861, 299754, 427722, 499009, 641583, 926731, 998018, 1283166, 1497027, 1853462, 1924749, 2780193, 2994054, 3849498, 4348507, 4491081, 5560386, 6487117, 8340579, 8697014, 8982162, 12974234, 13045521, 13473243, 16681158, 19461351, 25021737, 26091042, 26946486, 30439549, 38922702, 39136563, 50043474, 56530591, 58384053, 60879098, 78273126, 91318647, 113061182, 116768106, 117409689, 169591773, 175152159, 182637294, 234819378, 273955941, 339183546, 350304318, 395714137, 508775319, 547911882, 791428274, 821867823, 1017550638, 1187142411, 1526325957, 1643735646, 2374284822, 3052651914, 3561427233, 7122854466, 10684281699, 21368563398]

約数ペア:

[(1, 21368563398), (2, 10684281699), (3, 7122854466), (6, 3561427233), (7, 3052651914), (9, 2374284822), (13, 1643735646), (14, 1526325957), (18, 1187142411), (21, 1017550638), (26, 821867823), (27, 791428274), (39, 547911882), (42, 508775319), (54, 395714137), (61, 350304318), (63, 339183546), (78, 273955941), (91, 234819378), (117, 182637294), (122, 175152159), (126, 169591773), (182, 117409689), (183, 116768106), (189, 113061182), (234, 91318647), (273, 78273126), (351, 60879098), (366, 58384053), (378, 56530591), (427, 50043474), (546, 39136563), (549, 38922702), (702, 30439549), (793, 26946486), (819, 26091042), (854, 25021737), (1098, 19461351), (1281, 16681158), (1586, 13473243), (1638, 13045521), (1647, 12974234), (2379, 8982162), (2457, 8697014), (2562, 8340579), (3294, 6487117), (3843, 5560386), (4758, 4491081), (4914, 4348507), (5551, 3849498), (7137, 2994054), (7686, 2780193), (11102, 1924749), (11529, 1853462), (14274, 1497027), (16653, 1283166), (21411, 998018), (23058, 926731), (33306, 641583), (42822, 499009), (49959, 427722), (71287, 299754), (99918, 213861), (142574, 149877)]