21798252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86501}}^1$

素因数の和:86518

約数の個数: 36

約数和(自身を含む): 62973456

約数和(自身を除く): 41175204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86501, 173002, 259503, 346004, 519006, 605507, 778509, 1038012, 1211014, 1557018, 1816521, 2422028, 3114036, 3633042, 5449563, 7266084, 10899126, 21798252]

約数ペア:

[(1, 21798252), (2, 10899126), (3, 7266084), (4, 5449563), (6, 3633042), (7, 3114036), (9, 2422028), (12, 1816521), (14, 1557018), (18, 1211014), (21, 1038012), (28, 778509), (36, 605507), (42, 519006), (63, 346004), (84, 259503), (126, 173002), (252, 86501)]