21524724

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15331}}^1$

素因数の和:15357

約数の個数: 48

約数和(自身を含む): 60101440

約数和(自身を除く): 38576716

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15331, 30662, 45993, 61324, 91986, 137979, 183972, 199303, 275958, 398606, 413937, 551916, 597909, 797212, 827874, 1195818, 1655748, 1793727, 2391636, 3587454, 5381181, 7174908, 10762362, 21524724]

約数ペア:

[(1, 21524724), (2, 10762362), (3, 7174908), (4, 5381181), (6, 3587454), (9, 2391636), (12, 1793727), (13, 1655748), (18, 1195818), (26, 827874), (27, 797212), (36, 597909), (39, 551916), (52, 413937), (54, 398606), (78, 275958), (108, 199303), (117, 183972), (156, 137979), (234, 91986), (351, 61324), (468, 45993), (702, 30662), (1404, 15331)]