21321944

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22397}}^1$

素因数の和:22427

約数の個数: 32

約数和(自身を含む): 48379680

約数和(自身を除く): 27057736

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22397, 44794, 89588, 156779, 179176, 313558, 380749, 627116, 761498, 1254232, 1522996, 2665243, 3045992, 5330486, 10660972, 21321944]

約数ペア:

[(1, 21321944), (2, 10660972), (4, 5330486), (7, 3045992), (8, 2665243), (14, 1522996), (17, 1254232), (28, 761498), (34, 627116), (56, 380749), (68, 313558), (119, 179176), (136, 156779), (238, 89588), (476, 44794), (952, 22397)]