21233568

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^2\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 72

約数和(自身を含む): 57945888

約数和(自身を除く): 36712320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 263, 348, 464, 526, 696, 789, 841, 928, 1052, 1392, 1578, 1682, 2104, 2523, 2784, 3156, 3364, 4208, 5046, 6312, 6728, 7627, 8416, 10092, 12624, 13456, 15254, 20184, 22881, 25248, 26912, 30508, 40368, 45762, 61016, 80736, 91524, 122032, 183048, 221183, 244064, 366096, 442366, 663549, 732192, 884732, 1327098, 1769464, 2654196, 3538928, 5308392, 7077856, 10616784, 21233568]

約数ペア:

[(1, 21233568), (2, 10616784), (3, 7077856), (4, 5308392), (6, 3538928), (8, 2654196), (12, 1769464), (16, 1327098), (24, 884732), (29, 732192), (32, 663549), (48, 442366), (58, 366096), (87, 244064), (96, 221183), (116, 183048), (174, 122032), (232, 91524), (263, 80736), (348, 61016), (464, 45762), (526, 40368), (696, 30508), (789, 26912), (841, 25248), (928, 22881), (1052, 20184), (1392, 15254), (1578, 13456), (1682, 12624), (2104, 10092), (2523, 8416), (2784, 7627), (3156, 6728), (3364, 6312), (4208, 5046)]