21817224

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 70228080

約数和(自身を除く): 48410856

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 156, 163, 169, 198, 234, 264, 286, 312, 326, 338, 396, 429, 468, 489, 507, 572, 652, 676, 792, 858, 936, 978, 1014, 1144, 1287, 1304, 1352, 1467, 1521, 1716, 1793, 1859, 1956, 2028, 2119, 2574, 2934, 3042, 3432, 3586, 3718, 3912, 4056, 4238, 5148, 5379, 5577, 5868, 6084, 6357, 7172, 7436, 8476, 10296, 10758, 11154, 11736, 12168, 12714, 14344, 14872, 16137, 16731, 16952, 19071, 21516, 22308, 23309, 25428, 27547, 32274, 33462, 38142, 43032, 44616, 46618, 50856, 55094, 64548, 66924, 69927, 76284, 82641, 93236, 110188, 129096, 133848, 139854, 152568, 165282, 186472, 209781, 220376, 247923, 279708, 303017, 330564, 419562, 495846, 559416, 606034, 661128, 839124, 909051, 991692, 1212068, 1678248, 1818102, 1983384, 2424136, 2727153, 3636204, 5454306, 7272408, 10908612, 21817224]

約数ペア:

[(1, 21817224), (2, 10908612), (3, 7272408), (4, 5454306), (6, 3636204), (8, 2727153), (9, 2424136), (11, 1983384), (12, 1818102), (13, 1678248), (18, 1212068), (22, 991692), (24, 909051), (26, 839124), (33, 661128), (36, 606034), (39, 559416), (44, 495846), (52, 419562), (66, 330564), (72, 303017), (78, 279708), (88, 247923), (99, 220376), (104, 209781), (117, 186472), (132, 165282), (143, 152568), (156, 139854), (163, 133848), (169, 129096), (198, 110188), (234, 93236), (264, 82641), (286, 76284), (312, 69927), (326, 66924), (338, 64548), (396, 55094), (429, 50856), (468, 46618), (489, 44616), (507, 43032), (572, 38142), (652, 33462), (676, 32274), (792, 27547), (858, 25428), (936, 23309), (978, 22308), (1014, 21516), (1144, 19071), (1287, 16952), (1304, 16731), (1352, 16137), (1467, 14872), (1521, 14344), (1716, 12714), (1793, 12168), (1859, 11736), (1956, 11154), (2028, 10758), (2119, 10296), (2574, 8476), (2934, 7436), (3042, 7172), (3432, 6357), (3586, 6084), (3718, 5868), (3912, 5577), (4056, 5379), (4238, 5148)]