21333452088

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1\times {\mathrm{599}}^1$

素因数の和:1373

約数の個数: 128

約数和(自身を含む): 57911616000

約数和(自身を除く): 36578163912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 211, 312, 422, 541, 599, 633, 844, 1082, 1198, 1266, 1623, 1688, 1797, 2164, 2396, 2532, 2743, 3246, 3594, 4328, 4792, 5064, 5486, 6492, 7033, 7188, 7787, 8229, 10972, 12984, 14066, 14376, 15574, 16458, 21099, 21944, 23361, 28132, 31148, 32916, 42198, 46722, 56264, 62296, 65832, 84396, 93444, 114151, 126389, 168792, 186888, 228302, 252778, 324059, 342453, 379167, 456604, 505556, 648118, 684906, 758334, 913208, 972177, 1011112, 1296236, 1369812, 1483963, 1516668, 1643057, 1944354, 2592472, 2739624, 2967926, 3033336, 3286114, 3888708, 4212767, 4451889, 4929171, 5935852, 6572228, 7777416, 8425534, 8903778, 9858342, 11871704, 12638301, 13144456, 16851068, 17807556, 19716684, 25276602, 33702136, 35615112, 39433368, 50553204, 68376449, 101106408, 136752898, 205129347, 273505796, 410258694, 547011592, 820517388, 888893837, 1641034776, 1777787674, 2666681511, 3555575348, 5333363022, 7111150696, 10666726044, 21333452088]

約数ペア:

[(1, 21333452088), (2, 10666726044), (3, 7111150696), (4, 5333363022), (6, 3555575348), (8, 2666681511), (12, 1777787674), (13, 1641034776), (24, 888893837), (26, 820517388), (39, 547011592), (52, 410258694), (78, 273505796), (104, 205129347), (156, 136752898), (211, 101106408), (312, 68376449), (422, 50553204), (541, 39433368), (599, 35615112), (633, 33702136), (844, 25276602), (1082, 19716684), (1198, 17807556), (1266, 16851068), (1623, 13144456), (1688, 12638301), (1797, 11871704), (2164, 9858342), (2396, 8903778), (2532, 8425534), (2743, 7777416), (3246, 6572228), (3594, 5935852), (4328, 4929171), (4792, 4451889), (5064, 4212767), (5486, 3888708), (6492, 3286114), (7033, 3033336), (7188, 2967926), (7787, 2739624), (8229, 2592472), (10972, 1944354), (12984, 1643057), (14066, 1516668), (14376, 1483963), (15574, 1369812), (16458, 1296236), (21099, 1011112), (21944, 972177), (23361, 913208), (28132, 758334), (31148, 684906), (32916, 648118), (42198, 505556), (46722, 456604), (56264, 379167), (62296, 342453), (65832, 324059), (84396, 252778), (93444, 228302), (114151, 186888), (126389, 168792)]