21149496

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 62421840

約数和(自身を除く): 41272344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 37, 51, 68, 72, 74, 102, 111, 136, 148, 153, 204, 222, 296, 306, 333, 408, 444, 467, 612, 629, 666, 888, 934, 1224, 1258, 1332, 1401, 1868, 1887, 2516, 2664, 2802, 3736, 3774, 4203, 5032, 5604, 5661, 7548, 7939, 8406, 11208, 11322, 15096, 15878, 16812, 17279, 22644, 23817, 31756, 33624, 34558, 45288, 47634, 51837, 63512, 69116, 71451, 95268, 103674, 138232, 142902, 155511, 190536, 207348, 285804, 293743, 311022, 414696, 571608, 587486, 622044, 881229, 1174972, 1244088, 1762458, 2349944, 2643687, 3524916, 5287374, 7049832, 10574748, 21149496]

約数ペア:

[(1, 21149496), (2, 10574748), (3, 7049832), (4, 5287374), (6, 3524916), (8, 2643687), (9, 2349944), (12, 1762458), (17, 1244088), (18, 1174972), (24, 881229), (34, 622044), (36, 587486), (37, 571608), (51, 414696), (68, 311022), (72, 293743), (74, 285804), (102, 207348), (111, 190536), (136, 155511), (148, 142902), (153, 138232), (204, 103674), (222, 95268), (296, 71451), (306, 69116), (333, 63512), (408, 51837), (444, 47634), (467, 45288), (612, 34558), (629, 33624), (666, 31756), (888, 23817), (934, 22644), (1224, 17279), (1258, 16812), (1332, 15878), (1401, 15096), (1868, 11322), (1887, 11208), (2516, 8406), (2664, 7939), (2802, 7548), (3736, 5661), (3774, 5604), (4203, 5032)]