21009030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100043}}^1$

素因数の和:100060

約数の個数: 32

約数和(自身を含む): 57625344

約数和(自身を除く): 36616314

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100043, 200086, 300129, 500215, 600258, 700301, 1000430, 1400602, 1500645, 2100903, 3001290, 3501505, 4201806, 7003010, 10504515, 21009030]

約数ペア:

[(1, 21009030), (2, 10504515), (3, 7003010), (5, 4201806), (6, 3501505), (7, 3001290), (10, 2100903), (14, 1500645), (15, 1400602), (21, 1000430), (30, 700301), (35, 600258), (42, 500215), (70, 300129), (105, 200086), (210, 100043)]