21525192

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 66374100

約数和(自身を除く): 44848908

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 29, 36, 39, 52, 58, 61, 72, 78, 87, 104, 116, 117, 122, 156, 169, 174, 183, 232, 234, 244, 261, 312, 338, 348, 366, 377, 468, 488, 507, 522, 549, 676, 696, 732, 754, 793, 936, 1014, 1044, 1098, 1131, 1352, 1464, 1508, 1521, 1586, 1769, 2028, 2088, 2196, 2262, 2379, 3016, 3042, 3172, 3393, 3538, 4056, 4392, 4524, 4758, 4901, 5307, 6084, 6344, 6786, 7076, 7137, 9048, 9516, 9802, 10309, 10614, 12168, 13572, 14152, 14274, 14703, 15921, 19032, 19604, 20618, 21228, 22997, 27144, 28548, 29406, 30927, 31842, 39208, 41236, 42456, 44109, 45994, 57096, 58812, 61854, 63684, 68991, 82472, 88218, 91988, 92781, 117624, 123708, 127368, 137982, 176436, 183976, 185562, 206973, 247416, 275964, 298961, 352872, 371124, 413946, 551928, 597922, 742248, 827892, 896883, 1195844, 1655784, 1793766, 2391688, 2690649, 3587532, 5381298, 7175064, 10762596, 21525192]

約数ペア:

[(1, 21525192), (2, 10762596), (3, 7175064), (4, 5381298), (6, 3587532), (8, 2690649), (9, 2391688), (12, 1793766), (13, 1655784), (18, 1195844), (24, 896883), (26, 827892), (29, 742248), (36, 597922), (39, 551928), (52, 413946), (58, 371124), (61, 352872), (72, 298961), (78, 275964), (87, 247416), (104, 206973), (116, 185562), (117, 183976), (122, 176436), (156, 137982), (169, 127368), (174, 123708), (183, 117624), (232, 92781), (234, 91988), (244, 88218), (261, 82472), (312, 68991), (338, 63684), (348, 61854), (366, 58812), (377, 57096), (468, 45994), (488, 44109), (507, 42456), (522, 41236), (549, 39208), (676, 31842), (696, 30927), (732, 29406), (754, 28548), (793, 27144), (936, 22997), (1014, 21228), (1044, 20618), (1098, 19604), (1131, 19032), (1352, 15921), (1464, 14703), (1508, 14274), (1521, 14152), (1586, 13572), (1769, 12168), (2028, 10614), (2088, 10309), (2196, 9802), (2262, 9516), (2379, 9048), (3016, 7137), (3042, 7076), (3172, 6786), (3393, 6344), (3538, 6084), (4056, 5307), (4392, 4901), (4524, 4758)]