21226000

素因数分解:

$2^4\times 5^3\times {\mathrm{10613}}^1$

素因数の和:10636

約数の個数: 40

約数和(自身を含む): 51329304

約数和(自身を除く): 30103304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10613, 21226, 42452, 53065, 84904, 106130, 169808, 212260, 265325, 424520, 530650, 849040, 1061300, 1326625, 2122600, 2653250, 4245200, 5306500, 10613000, 21226000]

約数ペア:

[(1, 21226000), (2, 10613000), (4, 5306500), (5, 4245200), (8, 2653250), (10, 2122600), (16, 1326625), (20, 1061300), (25, 849040), (40, 530650), (50, 424520), (80, 265325), (100, 212260), (125, 169808), (200, 106130), (250, 84904), (400, 53065), (500, 42452), (1000, 21226), (2000, 10613)]