21213114

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{283}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 47378016

約数和(自身を除く): 26164902

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 283, 403, 566, 806, 849, 961, 1209, 1698, 1922, 2418, 2883, 3679, 5766, 7358, 8773, 11037, 12493, 17546, 22074, 24986, 26319, 37479, 52638, 74958, 114049, 228098, 271963, 342147, 543926, 684294, 815889, 1631778, 3535519, 7071038, 10606557, 21213114]

約数ペア:

[(1, 21213114), (2, 10606557), (3, 7071038), (6, 3535519), (13, 1631778), (26, 815889), (31, 684294), (39, 543926), (62, 342147), (78, 271963), (93, 228098), (186, 114049), (283, 74958), (403, 52638), (566, 37479), (806, 26319), (849, 24986), (961, 22074), (1209, 17546), (1698, 12493), (1922, 11037), (2418, 8773), (2883, 7358), (3679, 5766)]