21064666

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1414

約数の個数: 32

約数和(自身を含む): 38835072

約数和(自身を除く): 17770406

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 1321, 2278, 2642, 7973, 9247, 15946, 18494, 22457, 44914, 88507, 157199, 177014, 314398, 619549, 1239098, 1504619, 3009238, 10532333, 21064666]

約数ペア:

[(1, 21064666), (2, 10532333), (7, 3009238), (14, 1504619), (17, 1239098), (34, 619549), (67, 314398), (119, 177014), (134, 157199), (238, 88507), (469, 44914), (938, 22457), (1139, 18494), (1321, 15946), (2278, 9247), (2642, 7973)]