21090200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6236

約数の個数: 48

約数和(自身を含む): 51927480

約数和(自身を除く): 30837280

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, 6203, 12406, 24812, 31015, 49624, 62030, 105451, 124060, 155075, 210902, 248120, 310150, 421804, 527255, 620300, 843608, 1054510, 1240600, 2109020, 2636275, 4218040, 5272550, 10545100, 21090200]

約数ペア:

[(1, 21090200), (2, 10545100), (4, 5272550), (5, 4218040), (8, 2636275), (10, 2109020), (17, 1240600), (20, 1054510), (25, 843608), (34, 620300), (40, 527255), (50, 421804), (68, 310150), (85, 248120), (100, 210902), (136, 155075), (170, 124060), (200, 105451), (340, 62030), (425, 49624), (680, 31015), (850, 24812), (1700, 12406), (3400, 6203)]