21199284

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25603}}^1$

素因数の和:25636

約数の個数: 36

約数和(自身を含む): 55919136

約数和(自身を除く): 34719852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25603, 51206, 76809, 102412, 153618, 230427, 307236, 460854, 588869, 921708, 1177738, 1766607, 2355476, 3533214, 5299821, 7066428, 10599642, 21199284]

約数ペア:

[(1, 21199284), (2, 10599642), (3, 7066428), (4, 5299821), (6, 3533214), (9, 2355476), (12, 1766607), (18, 1177738), (23, 921708), (36, 588869), (46, 460854), (69, 307236), (92, 230427), (138, 153618), (207, 102412), (276, 76809), (414, 51206), (828, 25603)]