21525492

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 52299072

約数和(自身を除く): 30773580

約数列:

[1, 2, 3, 4, 6, 12, 41, 67, 82, 123, 134, 164, 201, 246, 268, 402, 492, 653, 804, 1306, 1959, 2612, 2747, 3918, 5494, 7836, 8241, 10988, 16482, 26773, 32964, 43751, 53546, 80319, 87502, 107092, 131253, 160638, 175004, 262506, 321276, 525012, 1793791, 3587582, 5381373, 7175164, 10762746, 21525492]

約数ペア:

[(1, 21525492), (2, 10762746), (3, 7175164), (4, 5381373), (6, 3587582), (12, 1793791), (41, 525012), (67, 321276), (82, 262506), (123, 175004), (134, 160638), (164, 131253), (201, 107092), (246, 87502), (268, 80319), (402, 53546), (492, 43751), (653, 32964), (804, 26773), (1306, 16482), (1959, 10988), (2612, 8241), (2747, 7836), (3918, 5494)]