21321736141

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 24392534400

約数和(自身を除く): 3070798259

約数列:

[1, 17, 19, 89, 103, 323, 361, 379, 1513, 1691, 1751, 1957, 6137, 6443, 7201, 9167, 28747, 32129, 33269, 33731, 37183, 39037, 122417, 136819, 155839, 174173, 546193, 573427, 632111, 640889, 663629, 741703, 2325923, 2960941, 3309287, 3474293, 10895113, 12176891, 12608951, 14092357, 56257879, 59062981, 66011567, 207007147, 239570069, 1122196639, 1254219773, 21321736141]

約数ペア:

[(1, 21321736141), (17, 1254219773), (19, 1122196639), (89, 239570069), (103, 207007147), (323, 66011567), (361, 59062981), (379, 56257879), (1513, 14092357), (1691, 12608951), (1751, 12176891), (1957, 10895113), (6137, 3474293), (6443, 3309287), (7201, 2960941), (9167, 2325923), (28747, 741703), (32129, 663629), (33269, 640889), (33731, 632111), (37183, 573427), (39037, 546193), (122417, 174173), (136819, 155839)]