21796093732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{1993}}^1$

素因数の和:2421

約数の個数: 96

約数和(自身を含む): 46800615680

約数和(自身を除く): 25004521948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 337, 427, 532, 674, 854, 1159, 1348, 1708, 1993, 2318, 2359, 3986, 4636, 4718, 6403, 7972, 8113, 9436, 12806, 13951, 16226, 20557, 25612, 27902, 32452, 37867, 41114, 44821, 55804, 75734, 82228, 89642, 121573, 143899, 151468, 179284, 243146, 265069, 287798, 390583, 486292, 530138, 575596, 671641, 781166, 851011, 1060276, 1343282, 1562332, 1702022, 2309887, 2686564, 2734081, 3404044, 4619774, 4701487, 5468162, 9239548, 9402974, 10936324, 12761179, 16169209, 18805948, 25522358, 32338418, 40970101, 51044716, 64676836, 81940202, 89328253, 163880404, 178656506, 286790707, 357313012, 573581414, 778431919, 1147162828, 1556863838, 3113727676, 5449023433, 10898046866, 21796093732]

約数ペア:

[(1, 21796093732), (2, 10898046866), (4, 5449023433), (7, 3113727676), (14, 1556863838), (19, 1147162828), (28, 778431919), (38, 573581414), (61, 357313012), (76, 286790707), (122, 178656506), (133, 163880404), (244, 89328253), (266, 81940202), (337, 64676836), (427, 51044716), (532, 40970101), (674, 32338418), (854, 25522358), (1159, 18805948), (1348, 16169209), (1708, 12761179), (1993, 10936324), (2318, 9402974), (2359, 9239548), (3986, 5468162), (4636, 4701487), (4718, 4619774), (6403, 3404044), (7972, 2734081), (8113, 2686564), (9436, 2309887), (12806, 1702022), (13951, 1562332), (16226, 1343282), (20557, 1060276), (25612, 851011), (27902, 781166), (32452, 671641), (37867, 575596), (41114, 530138), (44821, 486292), (55804, 390583), (75734, 287798), (82228, 265069), (89642, 243146), (121573, 179284), (143899, 151468)]