421859438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{210719}}^1$

素因数の和:210752

約数の個数: 32

約数和(自身を含む): 849623040

約数和(自身を除く): 427763602

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 210719, 421438, 1475033, 2317909, 2739347, 2950066, 4635818, 5478694, 16225363, 19175429, 30132817, 32450726, 38350858, 60265634, 210929719, 421859438]

約数ペア:

[(1, 421859438), (2, 210929719), (7, 60265634), (11, 38350858), (13, 32450726), (14, 30132817), (22, 19175429), (26, 16225363), (77, 5478694), (91, 4635818), (143, 2950066), (154, 2739347), (182, 2317909), (286, 1475033), (1001, 421438), (2002, 210719)]