21835380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{1061}}^1$

素因数の和:1094

約数の個数: 96

約数和(自身を含む): 71366400

約数和(自身を除く): 49531020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1061, 1372, 1470, 1715, 2058, 2122, 2940, 3183, 3430, 4116, 4244, 5145, 5305, 6366, 6860, 7427, 10290, 10610, 12732, 14854, 15915, 20580, 21220, 22281, 29708, 31830, 37135, 44562, 51989, 63660, 74270, 89124, 103978, 111405, 148540, 155967, 207956, 222810, 259945, 311934, 363923, 445620, 519890, 623868, 727846, 779835, 1039780, 1091769, 1455692, 1559670, 1819615, 2183538, 3119340, 3639230, 4367076, 5458845, 7278460, 10917690, 21835380]

約数ペア:

[(1, 21835380), (2, 10917690), (3, 7278460), (4, 5458845), (5, 4367076), (6, 3639230), (7, 3119340), (10, 2183538), (12, 1819615), (14, 1559670), (15, 1455692), (20, 1091769), (21, 1039780), (28, 779835), (30, 727846), (35, 623868), (42, 519890), (49, 445620), (60, 363923), (70, 311934), (84, 259945), (98, 222810), (105, 207956), (140, 155967), (147, 148540), (196, 111405), (210, 103978), (245, 89124), (294, 74270), (343, 63660), (420, 51989), (490, 44562), (588, 37135), (686, 31830), (735, 29708), (980, 22281), (1029, 21220), (1061, 20580), (1372, 15915), (1470, 14854), (1715, 12732), (2058, 10610), (2122, 10290), (2940, 7427), (3183, 6860), (3430, 6366), (4116, 5305), (4244, 5145)]