21982180147218

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{2531}}^1\times {\mathrm{11768531}}^1$

素因数の和:11771111

約数の個数: 48

約数和(自身を含む): 48808997913312

約数和(自身を除く): 26826817766094

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 2531, 5062, 7593, 15186, 22779, 45558, 103771, 207542, 311313, 622626, 933939, 1867878, 11768531, 23537062, 35305593, 70611186, 105916779, 211833558, 482509771, 965019542, 1447529313, 2895058626, 4342587939, 8685175878, 29786151961, 59572303922, 89358455883, 178716911766, 268075367649, 536150735298, 1221232230401, 2442464460802, 3663696691203, 7327393382406, 10991090073609, 21982180147218]

約数ペア:

[(1, 21982180147218), (2, 10991090073609), (3, 7327393382406), (6, 3663696691203), (9, 2442464460802), (18, 1221232230401), (41, 536150735298), (82, 268075367649), (123, 178716911766), (246, 89358455883), (369, 59572303922), (738, 29786151961), (2531, 8685175878), (5062, 4342587939), (7593, 2895058626), (15186, 1447529313), (22779, 965019542), (45558, 482509771), (103771, 211833558), (207542, 105916779), (311313, 70611186), (622626, 35305593), (933939, 23537062), (1867878, 11768531)]