21972092

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:350

約数の個数: 36

約数和(自身を含む): 41518680

約数和(自身を除く): 19546588

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 229, 289, 332, 458, 578, 916, 1156, 1411, 2822, 3893, 5644, 7786, 15572, 19007, 23987, 38014, 47974, 66181, 76028, 95948, 132362, 264724, 323119, 646238, 1292476, 5493023, 10986046, 21972092]

約数ペア:

[(1, 21972092), (2, 10986046), (4, 5493023), (17, 1292476), (34, 646238), (68, 323119), (83, 264724), (166, 132362), (229, 95948), (289, 76028), (332, 66181), (458, 47974), (578, 38014), (916, 23987), (1156, 19007), (1411, 15572), (2822, 7786), (3893, 5644)]