21620600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6359}}^1$

素因数の和:6392

約数の個数: 48

約数和(自身を含む): 53233200

約数和(自身を除く): 31612600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 6359, 12718, 25436, 31795, 50872, 63590, 108103, 127180, 158975, 216206, 254360, 317950, 432412, 540515, 635900, 864824, 1081030, 1271800, 2162060, 2702575, 4324120, 5405150, 10810300, 21620600]

約数ペア:

[(1, 21620600), (2, 10810300), (4, 5405150), (5, 4324120), (8, 2702575), (10, 2162060), (17, 1271800), (20, 1081030), (25, 864824), (34, 635900), (40, 540515), (50, 432412), (68, 317950), (85, 254360), (100, 216206), (136, 158975), (170, 127180), (200, 108103), (340, 63590), (425, 50872), (680, 31795), (850, 25436), (1700, 12718), (3400, 6359)]