21981340224

素因数分解:

$2^6\times 3^3\times {\mathrm{163}}^1\times {\mathrm{78041}}^1$

素因数の和:78225

約数の個数: 112

約数和(自身を含む): 65018351040

約数和(自身を除く): 43037010816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 163, 192, 216, 288, 326, 432, 489, 576, 652, 864, 978, 1304, 1467, 1728, 1956, 2608, 2934, 3912, 4401, 5216, 5868, 7824, 8802, 10432, 11736, 15648, 17604, 23472, 31296, 35208, 46944, 70416, 78041, 93888, 140832, 156082, 234123, 281664, 312164, 468246, 624328, 702369, 936492, 1248656, 1404738, 1872984, 2107107, 2497312, 2809476, 3745968, 4214214, 4994624, 5618952, 7491936, 8428428, 11237904, 12720683, 14983872, 16856856, 22475808, 25441366, 33713712, 38162049, 44951616, 50882732, 67427424, 76324098, 101765464, 114486147, 134854848, 152648196, 203530928, 228972294, 305296392, 343458441, 407061856, 457944588, 610592784, 686916882, 814123712, 915889176, 1221185568, 1373833764, 1831778352, 2442371136, 2747667528, 3663556704, 5495335056, 7327113408, 10990670112, 21981340224]

約数ペア:

[(1, 21981340224), (2, 10990670112), (3, 7327113408), (4, 5495335056), (6, 3663556704), (8, 2747667528), (9, 2442371136), (12, 1831778352), (16, 1373833764), (18, 1221185568), (24, 915889176), (27, 814123712), (32, 686916882), (36, 610592784), (48, 457944588), (54, 407061856), (64, 343458441), (72, 305296392), (96, 228972294), (108, 203530928), (144, 152648196), (163, 134854848), (192, 114486147), (216, 101765464), (288, 76324098), (326, 67427424), (432, 50882732), (489, 44951616), (576, 38162049), (652, 33713712), (864, 25441366), (978, 22475808), (1304, 16856856), (1467, 14983872), (1728, 12720683), (1956, 11237904), (2608, 8428428), (2934, 7491936), (3912, 5618952), (4401, 4994624), (5216, 4214214), (5868, 3745968), (7824, 2809476), (8802, 2497312), (10432, 2107107), (11736, 1872984), (15648, 1404738), (17604, 1248656), (23472, 936492), (31296, 702369), (35208, 624328), (46944, 468246), (70416, 312164), (78041, 281664), (93888, 234123), (140832, 156082)]