21589702983

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:954

約数の個数: 80

約数和(自身を含む): 34461187200

約数和(自身を除く): 12871484217

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 171, 173, 393, 513, 519, 619, 1179, 1539, 1557, 1857, 2489, 3287, 3537, 4671, 5571, 7467, 9861, 10611, 11761, 14013, 16713, 22401, 22663, 29583, 35283, 50139, 67203, 67989, 81089, 88749, 105849, 107087, 201609, 203967, 243267, 266247, 317547, 321261, 430597, 611901, 729801, 952641, 963783, 1291791, 1540691, 1835703, 2034653, 2189403, 2891349, 3875373, 4622073, 6103959, 6568209, 8674047, 11626119, 13866219, 14028397, 18311877, 34878357, 41598657, 42085191, 54935631, 124795971, 126255573, 164806893, 266539543, 378766719, 799618629, 1136300157, 2398855887, 7196567661, 21589702983]

約数ペア:

[(1, 21589702983), (3, 7196567661), (9, 2398855887), (19, 1136300157), (27, 799618629), (57, 378766719), (81, 266539543), (131, 164806893), (171, 126255573), (173, 124795971), (393, 54935631), (513, 42085191), (519, 41598657), (619, 34878357), (1179, 18311877), (1539, 14028397), (1557, 13866219), (1857, 11626119), (2489, 8674047), (3287, 6568209), (3537, 6103959), (4671, 4622073), (5571, 3875373), (7467, 2891349), (9861, 2189403), (10611, 2034653), (11761, 1835703), (14013, 1540691), (16713, 1291791), (22401, 963783), (22663, 952641), (29583, 729801), (35283, 611901), (50139, 430597), (67203, 321261), (67989, 317547), (81089, 266247), (88749, 243267), (105849, 203967), (107087, 201609)]