210801990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1003819}}^1$

素因数の和:1003836

約数の個数: 32

約数和(自身を含む): 578200320

約数和(自身を除く): 367398330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1003819, 2007638, 3011457, 5019095, 6022914, 7026733, 10038190, 14053466, 15057285, 21080199, 30114570, 35133665, 42160398, 70267330, 105400995, 210801990]

約数ペア:

[(1, 210801990), (2, 105400995), (3, 70267330), (5, 42160398), (6, 35133665), (7, 30114570), (10, 21080199), (14, 15057285), (15, 14053466), (21, 10038190), (30, 7026733), (35, 6022914), (42, 5019095), (70, 3011457), (105, 2007638), (210, 1003819)]