21946558

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 37441440

約数和(自身を除く): 15494882

約数列:

[1, 2, 17, 19, 34, 38, 53, 106, 323, 641, 646, 901, 1007, 1282, 1802, 2014, 10897, 12179, 17119, 21794, 24358, 33973, 34238, 67946, 207043, 414086, 577541, 645487, 1155082, 1290974, 10973279, 21946558]

約数ペア:

[(1, 21946558), (2, 10973279), (17, 1290974), (19, 1155082), (34, 645487), (38, 577541), (53, 414086), (106, 207043), (323, 67946), (641, 34238), (646, 33973), (901, 24358), (1007, 21794), (1282, 17119), (1802, 12179), (2014, 10897)]