21992724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{46993}}^1$

素因数の和:47016

約数の個数: 36

約数和(自身を含む): 59870356

約数和(自身を除く): 37877632

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 46993, 93986, 140979, 187972, 281958, 422937, 563916, 610909, 845874, 1221818, 1691748, 1832727, 2443636, 3665454, 5498181, 7330908, 10996362, 21992724]

約数ペア:

[(1, 21992724), (2, 10996362), (3, 7330908), (4, 5498181), (6, 3665454), (9, 2443636), (12, 1832727), (13, 1691748), (18, 1221818), (26, 845874), (36, 610909), (39, 563916), (52, 422937), (78, 281958), (117, 187972), (156, 140979), (234, 93986), (468, 46993)]