21332156937

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:903

約数の個数: 128

約数和(自身を含む): 38041436160

約数和(自身を除く): 16709279223

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 79, 83, 91, 119, 221, 237, 249, 273, 357, 553, 581, 663, 701, 1027, 1079, 1343, 1411, 1547, 1659, 1743, 2103, 3081, 3237, 4029, 4233, 4641, 4907, 6557, 7189, 7553, 9113, 9401, 9877, 11917, 14721, 17459, 18343, 19671, 21567, 22659, 27339, 28203, 29631, 35751, 45899, 52377, 55029, 55379, 58183, 63791, 83419, 85241, 111469, 122213, 128401, 137697, 154921, 166137, 174549, 191373, 250257, 255723, 334407, 366639, 385203, 387653, 407281, 464763, 596687, 719927, 756379, 780283, 941443, 989111, 1084447, 1162959, 1221843, 1449097, 1790061, 2159781, 2269137, 2340849, 2824329, 2967333, 3253341, 4347291, 4596457, 5039489, 5294653, 6590101, 6923777, 10143679, 12238759, 12858443, 13789371, 15118467, 15883959, 19770303, 20771331, 30431037, 32175199, 36716277, 38575329, 59753941, 78139769, 85671313, 90009101, 96525597, 179261823, 234419307, 257013939, 270027303, 418277587, 546978383, 1015816997, 1254832761, 1640935149, 3047450991, 7110718979, 21332156937]

約数ペア:

[(1, 21332156937), (3, 7110718979), (7, 3047450991), (13, 1640935149), (17, 1254832761), (21, 1015816997), (39, 546978383), (51, 418277587), (79, 270027303), (83, 257013939), (91, 234419307), (119, 179261823), (221, 96525597), (237, 90009101), (249, 85671313), (273, 78139769), (357, 59753941), (553, 38575329), (581, 36716277), (663, 32175199), (701, 30431037), (1027, 20771331), (1079, 19770303), (1343, 15883959), (1411, 15118467), (1547, 13789371), (1659, 12858443), (1743, 12238759), (2103, 10143679), (3081, 6923777), (3237, 6590101), (4029, 5294653), (4233, 5039489), (4641, 4596457), (4907, 4347291), (6557, 3253341), (7189, 2967333), (7553, 2824329), (9113, 2340849), (9401, 2269137), (9877, 2159781), (11917, 1790061), (14721, 1449097), (17459, 1221843), (18343, 1162959), (19671, 1084447), (21567, 989111), (22659, 941443), (27339, 780283), (28203, 756379), (29631, 719927), (35751, 596687), (45899, 464763), (52377, 407281), (55029, 387653), (55379, 385203), (58183, 366639), (63791, 334407), (83419, 255723), (85241, 250257), (111469, 191373), (122213, 174549), (128401, 166137), (137697, 154921)]