21582324

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 57238272

約数和(自身を除く): 35655948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 83, 93, 124, 166, 186, 233, 249, 279, 332, 372, 466, 498, 558, 699, 747, 932, 996, 1116, 1398, 1494, 2097, 2573, 2796, 2988, 4194, 5146, 7223, 7719, 8388, 10292, 14446, 15438, 19339, 21669, 23157, 28892, 30876, 38678, 43338, 46314, 58017, 65007, 77356, 86676, 92628, 116034, 130014, 174051, 232068, 260028, 348102, 599509, 696204, 1199018, 1798527, 2398036, 3597054, 5395581, 7194108, 10791162, 21582324]

約数ペア:

[(1, 21582324), (2, 10791162), (3, 7194108), (4, 5395581), (6, 3597054), (9, 2398036), (12, 1798527), (18, 1199018), (31, 696204), (36, 599509), (62, 348102), (83, 260028), (93, 232068), (124, 174051), (166, 130014), (186, 116034), (233, 92628), (249, 86676), (279, 77356), (332, 65007), (372, 58017), (466, 46314), (498, 43338), (558, 38678), (699, 30876), (747, 28892), (932, 23157), (996, 21669), (1116, 19339), (1398, 15438), (1494, 14446), (2097, 10292), (2573, 8388), (2796, 7719), (2988, 7223), (4194, 5146)]