21092912152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{62617}}^1$

素因数の和:62756

約数の個数: 64

約数和(自身を含む): 44183260800

約数和(自身を除く): 23090348648

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 79, 82, 104, 158, 164, 316, 328, 533, 632, 1027, 1066, 2054, 2132, 3239, 4108, 4264, 6478, 8216, 12956, 25912, 42107, 62617, 84214, 125234, 168428, 250468, 336856, 500936, 814021, 1628042, 2567297, 3256084, 4946743, 5134594, 6512168, 9893486, 10269188, 19786972, 20538376, 33374861, 39573944, 64307659, 66749722, 128615318, 133499444, 202816463, 257230636, 266998888, 405632926, 514461272, 811265852, 1622531704, 2636614019, 5273228038, 10546456076, 21092912152]

約数ペア:

[(1, 21092912152), (2, 10546456076), (4, 5273228038), (8, 2636614019), (13, 1622531704), (26, 811265852), (41, 514461272), (52, 405632926), (79, 266998888), (82, 257230636), (104, 202816463), (158, 133499444), (164, 128615318), (316, 66749722), (328, 64307659), (533, 39573944), (632, 33374861), (1027, 20538376), (1066, 19786972), (2054, 10269188), (2132, 9893486), (3239, 6512168), (4108, 5134594), (4264, 4946743), (6478, 3256084), (8216, 2567297), (12956, 1628042), (25912, 814021), (42107, 500936), (62617, 336856), (84214, 250468), (125234, 168428)]