21880451592

素因数分解:

$2^3\times 3^4\times {\mathrm{109}}^1\times {\mathrm{309781}}^1$

素因数の和:309908

約数の個数: 80

約数和(自身を含む): 61847976300

約数和(自身を除く): 39967524708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 109, 162, 216, 218, 324, 327, 436, 648, 654, 872, 981, 1308, 1962, 2616, 2943, 3924, 5886, 7848, 8829, 11772, 17658, 23544, 35316, 70632, 309781, 619562, 929343, 1239124, 1858686, 2478248, 2788029, 3717372, 5576058, 7434744, 8364087, 11152116, 16728174, 22304232, 25092261, 33456348, 33766129, 50184522, 66912696, 67532258, 100369044, 101298387, 135064516, 200738088, 202596774, 270129032, 303895161, 405193548, 607790322, 810387096, 911685483, 1215580644, 1823370966, 2431161288, 2735056449, 3646741932, 5470112898, 7293483864, 10940225796, 21880451592]

約数ペア:

[(1, 21880451592), (2, 10940225796), (3, 7293483864), (4, 5470112898), (6, 3646741932), (8, 2735056449), (9, 2431161288), (12, 1823370966), (18, 1215580644), (24, 911685483), (27, 810387096), (36, 607790322), (54, 405193548), (72, 303895161), (81, 270129032), (108, 202596774), (109, 200738088), (162, 135064516), (216, 101298387), (218, 100369044), (324, 67532258), (327, 66912696), (436, 50184522), (648, 33766129), (654, 33456348), (872, 25092261), (981, 22304232), (1308, 16728174), (1962, 11152116), (2616, 8364087), (2943, 7434744), (3924, 5576058), (5886, 3717372), (7848, 2788029), (8829, 2478248), (11772, 1858686), (17658, 1239124), (23544, 929343), (35316, 619562), (70632, 309781)]