211973476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21799}}^1$

素因数の和:21844

約数の個数: 48

約数和(自身を含む): 461462400

約数和(自身を除く): 249488924

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 21799, 43598, 87196, 239789, 283387, 370583, 479578, 566774, 741166, 959156, 1133548, 1482332, 3117257, 4076413, 4817579, 6234514, 8152826, 9635158, 12469028, 16305652, 19270316, 52993369, 105986738, 211973476]

約数ペア:

[(1, 211973476), (2, 105986738), (4, 52993369), (11, 19270316), (13, 16305652), (17, 12469028), (22, 9635158), (26, 8152826), (34, 6234514), (44, 4817579), (52, 4076413), (68, 3117257), (143, 1482332), (187, 1133548), (221, 959156), (286, 741166), (374, 566774), (442, 479578), (572, 370583), (748, 283387), (884, 239789), (2431, 87196), (4862, 43598), (9724, 21799)]