21578406

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2377}}^1$

素因数の和:2488

約数の個数: 32

約数和(自身を含む): 46228320

約数和(自身を除く): 24649914

約数列:

[1, 2, 3, 6, 17, 34, 51, 89, 102, 178, 267, 534, 1513, 2377, 3026, 4539, 4754, 7131, 9078, 14262, 40409, 80818, 121227, 211553, 242454, 423106, 634659, 1269318, 3596401, 7192802, 10789203, 21578406]

約数ペア:

[(1, 21578406), (2, 10789203), (3, 7192802), (6, 3596401), (17, 1269318), (34, 634659), (51, 423106), (89, 242454), (102, 211553), (178, 121227), (267, 80818), (534, 40409), (1513, 14262), (2377, 9078), (3026, 7131), (4539, 4754)]