21383502

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{72733}}^1$

素因数の和:72752

約数の個数: 24

約数和(自身を含む): 49750056

約数和(自身を除く): 28366554

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 72733, 145466, 218199, 436398, 509131, 1018262, 1527393, 3054786, 3563917, 7127834, 10691751, 21383502]

約数ペア:

[(1, 21383502), (2, 10691751), (3, 7127834), (6, 3563917), (7, 3054786), (14, 1527393), (21, 1018262), (42, 509131), (49, 436398), (98, 218199), (147, 145466), (294, 72733)]