21495648

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 58555224

約数和(自身を除く): 37059576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 233, 248, 372, 466, 496, 699, 744, 932, 961, 992, 1398, 1488, 1864, 1922, 2796, 2883, 2976, 3728, 3844, 5592, 5766, 7223, 7456, 7688, 11184, 11532, 14446, 15376, 21669, 22368, 23064, 28892, 30752, 43338, 46128, 57784, 86676, 92256, 115568, 173352, 223913, 231136, 346704, 447826, 671739, 693408, 895652, 1343478, 1791304, 2686956, 3582608, 5373912, 7165216, 10747824, 21495648]

約数ペア:

[(1, 21495648), (2, 10747824), (3, 7165216), (4, 5373912), (6, 3582608), (8, 2686956), (12, 1791304), (16, 1343478), (24, 895652), (31, 693408), (32, 671739), (48, 447826), (62, 346704), (93, 231136), (96, 223913), (124, 173352), (186, 115568), (233, 92256), (248, 86676), (372, 57784), (466, 46128), (496, 43338), (699, 30752), (744, 28892), (932, 23064), (961, 22368), (992, 21669), (1398, 15376), (1488, 14446), (1864, 11532), (1922, 11184), (2796, 7688), (2883, 7456), (2976, 7223), (3728, 5766), (3844, 5592)]