21993608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30211}}^1$

素因数の和:30237

約数の個数: 32

約数和(自身を含む): 50756160

約数和(自身を除く): 28762552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 30211, 60422, 120844, 211477, 241688, 392743, 422954, 785486, 845908, 1570972, 1691816, 2749201, 3141944, 5498402, 10996804, 21993608]

約数ペア:

[(1, 21993608), (2, 10996804), (4, 5498402), (7, 3141944), (8, 2749201), (13, 1691816), (14, 1570972), (26, 845908), (28, 785486), (52, 422954), (56, 392743), (91, 241688), (104, 211477), (182, 120844), (364, 60422), (728, 30211)]