21051606144

素因数分解:

$2^7\times 3^1\times {\mathrm{101}}^1\times {\mathrm{542791}}^1$

素因数の和:542909

約数の個数: 64

約数和(自身を含む): 56472079680

約数和(自身を除く): 35420473536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 303, 384, 404, 606, 808, 1212, 1616, 2424, 3232, 4848, 6464, 9696, 12928, 19392, 38784, 542791, 1085582, 1628373, 2171164, 3256746, 4342328, 6513492, 8684656, 13026984, 17369312, 26053968, 34738624, 52107936, 54821891, 69477248, 104215872, 109643782, 164465673, 208431744, 219287564, 328931346, 438575128, 657862692, 877150256, 1315725384, 1754300512, 2631450768, 3508601024, 5262901536, 7017202048, 10525803072, 21051606144]

約数ペア:

[(1, 21051606144), (2, 10525803072), (3, 7017202048), (4, 5262901536), (6, 3508601024), (8, 2631450768), (12, 1754300512), (16, 1315725384), (24, 877150256), (32, 657862692), (48, 438575128), (64, 328931346), (96, 219287564), (101, 208431744), (128, 164465673), (192, 109643782), (202, 104215872), (303, 69477248), (384, 54821891), (404, 52107936), (606, 34738624), (808, 26053968), (1212, 17369312), (1616, 13026984), (2424, 8684656), (3232, 6513492), (4848, 4342328), (6464, 3256746), (9696, 2171164), (12928, 1628373), (19392, 1085582), (38784, 542791)]