21595518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57131}}^1$

素因数の和:57149

約数の個数: 32

約数和(自身を含む): 54846720

約数和(自身を除く): 33251202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57131, 114262, 171393, 342786, 399917, 514179, 799834, 1028358, 1199751, 1542537, 2399502, 3085074, 3599253, 7198506, 10797759, 21595518]

約数ペア:

[(1, 21595518), (2, 10797759), (3, 7198506), (6, 3599253), (7, 3085074), (9, 2399502), (14, 1542537), (18, 1199751), (21, 1028358), (27, 799834), (42, 514179), (54, 399917), (63, 342786), (126, 171393), (189, 114262), (378, 57131)]