21826170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7823}}^1$

素因数の和:7867

約数の個数: 48

約数和(自身を含む): 58586112

約数和(自身を除く): 36759942

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7823, 15646, 23469, 39115, 46938, 70407, 78230, 117345, 140814, 234690, 242513, 352035, 485026, 704070, 727539, 1212565, 1455078, 2182617, 2425130, 3637695, 4365234, 7275390, 10913085, 21826170]

約数ペア:

[(1, 21826170), (2, 10913085), (3, 7275390), (5, 4365234), (6, 3637695), (9, 2425130), (10, 2182617), (15, 1455078), (18, 1212565), (30, 727539), (31, 704070), (45, 485026), (62, 352035), (90, 242513), (93, 234690), (155, 140814), (186, 117345), (279, 78230), (310, 70407), (465, 46938), (558, 39115), (930, 23469), (1395, 15646), (2790, 7823)]