21410410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 25245590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 53, 58, 70, 106, 145, 199, 203, 265, 290, 371, 398, 406, 530, 742, 995, 1015, 1393, 1537, 1855, 1990, 2030, 2786, 3074, 3710, 5771, 6965, 7685, 10547, 10759, 11542, 13930, 15370, 21094, 21518, 28855, 40397, 52735, 53795, 57710, 73829, 80794, 105470, 107590, 147658, 201985, 305863, 369145, 403970, 611726, 738290, 1529315, 2141041, 3058630, 4282082, 10705205, 21410410]

約数ペア:

[(1, 21410410), (2, 10705205), (5, 4282082), (7, 3058630), (10, 2141041), (14, 1529315), (29, 738290), (35, 611726), (53, 403970), (58, 369145), (70, 305863), (106, 201985), (145, 147658), (199, 107590), (203, 105470), (265, 80794), (290, 73829), (371, 57710), (398, 53795), (406, 52735), (530, 40397), (742, 28855), (995, 21518), (1015, 21094), (1393, 15370), (1537, 13930), (1855, 11542), (1990, 10759), (2030, 10547), (2786, 7685), (3074, 6965), (3710, 5771)]