21484974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30091}}^1$

素因数の和:30120

約数の個数: 32

約数和(自身を含む): 51998976

約数和(自身を除く): 30514002

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 30091, 60182, 90273, 180546, 210637, 421274, 511547, 631911, 1023094, 1263822, 1534641, 3069282, 3580829, 7161658, 10742487, 21484974]

約数ペア:

[(1, 21484974), (2, 10742487), (3, 7161658), (6, 3580829), (7, 3069282), (14, 1534641), (17, 1263822), (21, 1023094), (34, 631911), (42, 511547), (51, 421274), (102, 210637), (119, 180546), (238, 90273), (357, 60182), (714, 30091)]