21487752

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1$

素因数の和:2123

約数の個数: 96

約数和(自身を含む): 68402880

約数和(自身を除く): 46915128

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, 198, 234, 264, 286, 312, 396, 429, 468, 572, 792, 858, 936, 1144, 1287, 1716, 2087, 2574, 3432, 4174, 5148, 6261, 8348, 10296, 12522, 16696, 18783, 22957, 25044, 27131, 37566, 45914, 50088, 54262, 68871, 75132, 81393, 91828, 108524, 137742, 150264, 162786, 183656, 206613, 217048, 244179, 275484, 298441, 325572, 413226, 488358, 550968, 596882, 651144, 826452, 895323, 976716, 1193764, 1652904, 1790646, 1953432, 2387528, 2685969, 3581292, 5371938, 7162584, 10743876, 21487752]

約数ペア:

[(1, 21487752), (2, 10743876), (3, 7162584), (4, 5371938), (6, 3581292), (8, 2685969), (9, 2387528), (11, 1953432), (12, 1790646), (13, 1652904), (18, 1193764), (22, 976716), (24, 895323), (26, 826452), (33, 651144), (36, 596882), (39, 550968), (44, 488358), (52, 413226), (66, 325572), (72, 298441), (78, 275484), (88, 244179), (99, 217048), (104, 206613), (117, 183656), (132, 162786), (143, 150264), (156, 137742), (198, 108524), (234, 91828), (264, 81393), (286, 75132), (312, 68871), (396, 54262), (429, 50088), (468, 45914), (572, 37566), (792, 27131), (858, 25044), (936, 22957), (1144, 18783), (1287, 16696), (1716, 12522), (2087, 10296), (2574, 8348), (3432, 6261), (4174, 5148)]