21500136

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 68889600

約数和(自身を除く): 47389464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 56, 58, 63, 72, 84, 87, 116, 126, 168, 174, 203, 232, 252, 261, 348, 406, 504, 522, 609, 696, 812, 1044, 1218, 1471, 1624, 1827, 2088, 2436, 2942, 3654, 4413, 4872, 5884, 7308, 8826, 10297, 11768, 13239, 14616, 17652, 20594, 26478, 30891, 35304, 41188, 42659, 52956, 61782, 82376, 85318, 92673, 105912, 123564, 127977, 170636, 185346, 247128, 255954, 298613, 341272, 370692, 383931, 511908, 597226, 741384, 767862, 895839, 1023816, 1194452, 1535724, 1791678, 2388904, 2687517, 3071448, 3583356, 5375034, 7166712, 10750068, 21500136]

約数ペア:

[(1, 21500136), (2, 10750068), (3, 7166712), (4, 5375034), (6, 3583356), (7, 3071448), (8, 2687517), (9, 2388904), (12, 1791678), (14, 1535724), (18, 1194452), (21, 1023816), (24, 895839), (28, 767862), (29, 741384), (36, 597226), (42, 511908), (56, 383931), (58, 370692), (63, 341272), (72, 298613), (84, 255954), (87, 247128), (116, 185346), (126, 170636), (168, 127977), (174, 123564), (203, 105912), (232, 92673), (252, 85318), (261, 82376), (348, 61782), (406, 52956), (504, 42659), (522, 41188), (609, 35304), (696, 30891), (812, 26478), (1044, 20594), (1218, 17652), (1471, 14616), (1624, 13239), (1827, 11768), (2088, 10297), (2436, 8826), (2942, 7308), (3654, 5884), (4413, 4872)]