216909882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1721507}}^1$

素因数の和:1721522

約数の個数: 24

約数和(自身を含む): 537110496

約数和(自身を除く): 320200614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1721507, 3443014, 5164521, 10329042, 12050549, 15493563, 24101098, 30987126, 36151647, 72303294, 108454941, 216909882]

約数ペア:

[(1, 216909882), (2, 108454941), (3, 72303294), (6, 36151647), (7, 30987126), (9, 24101098), (14, 15493563), (18, 12050549), (21, 10329042), (42, 5164521), (63, 3443014), (126, 1721507)]