21817272

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 56908800

約数和(自身を除く): 35091528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 79, 111, 148, 158, 222, 237, 296, 311, 316, 444, 474, 622, 632, 888, 933, 948, 1244, 1866, 1896, 2488, 2923, 3732, 5846, 7464, 8769, 11507, 11692, 17538, 23014, 23384, 24569, 34521, 35076, 46028, 49138, 69042, 70152, 73707, 92056, 98276, 138084, 147414, 196552, 276168, 294828, 589656, 909053, 1818106, 2727159, 3636212, 5454318, 7272424, 10908636, 21817272]

約数ペア:

[(1, 21817272), (2, 10908636), (3, 7272424), (4, 5454318), (6, 3636212), (8, 2727159), (12, 1818106), (24, 909053), (37, 589656), (74, 294828), (79, 276168), (111, 196552), (148, 147414), (158, 138084), (222, 98276), (237, 92056), (296, 73707), (311, 70152), (316, 69042), (444, 49138), (474, 46028), (622, 35076), (632, 34521), (888, 24569), (933, 23384), (948, 23014), (1244, 17538), (1866, 11692), (1896, 11507), (2488, 8769), (2923, 7464), (3732, 5846)]