2021697561

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 3065864256

約数和(自身を除く): 1044166695

約数列:

[1, 3, 13, 29, 39, 53, 87, 159, 377, 689, 841, 1131, 1163, 1537, 2067, 2523, 3489, 4611, 10933, 15119, 19981, 32799, 33727, 44573, 45357, 59943, 61639, 101181, 133719, 184917, 438451, 579449, 801307, 978083, 1315353, 1738347, 1787531, 2403921, 2934249, 5362593, 12715079, 23237903, 38145237, 51838399, 69713709, 155515197, 673899187, 2021697561]

約数ペア:

[(1, 2021697561), (3, 673899187), (13, 155515197), (29, 69713709), (39, 51838399), (53, 38145237), (87, 23237903), (159, 12715079), (377, 5362593), (689, 2934249), (841, 2403921), (1131, 1787531), (1163, 1738347), (1537, 1315353), (2067, 978083), (2523, 801307), (3489, 579449), (4611, 438451), (10933, 184917), (15119, 133719), (19981, 101181), (32799, 61639), (33727, 59943), (44573, 45357)]