21160342

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1420

約数の個数: 32

約数和(自身を含む): 39011328

約数和(自身を除く): 17850986

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 1327, 2278, 2654, 7973, 9289, 15946, 18578, 22559, 45118, 88909, 157913, 177818, 315826, 622363, 1244726, 1511453, 3022906, 10580171, 21160342]

約数ペア:

[(1, 21160342), (2, 10580171), (7, 3022906), (14, 1511453), (17, 1244726), (34, 622363), (67, 315826), (119, 177818), (134, 157913), (238, 88909), (469, 45118), (938, 22559), (1139, 18578), (1327, 15946), (2278, 9289), (2654, 7973)]