21874236

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 31348164

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 239, 263, 348, 478, 526, 717, 789, 956, 1052, 1434, 1578, 2868, 3156, 6931, 7627, 13862, 15254, 20793, 22881, 27724, 30508, 41586, 45762, 62857, 83172, 91524, 125714, 188571, 251428, 377142, 754284, 1822853, 3645706, 5468559, 7291412, 10937118, 21874236]

約数ペア:

[(1, 21874236), (2, 10937118), (3, 7291412), (4, 5468559), (6, 3645706), (12, 1822853), (29, 754284), (58, 377142), (87, 251428), (116, 188571), (174, 125714), (239, 91524), (263, 83172), (348, 62857), (478, 45762), (526, 41586), (717, 30508), (789, 27724), (956, 22881), (1052, 20793), (1434, 15254), (1578, 13862), (2868, 7627), (3156, 6931)]