21679632

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:377

約数の個数: 120

約数和(自身を含む): 67320344

約数和(自身を除く): 45640712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 234, 296, 312, 313, 333, 444, 468, 481, 592, 624, 626, 666, 888, 936, 939, 962, 1252, 1332, 1443, 1776, 1872, 1878, 1924, 2504, 2664, 2817, 2886, 3756, 3848, 4069, 4329, 5008, 5328, 5634, 5772, 7512, 7696, 8138, 8658, 11268, 11544, 11581, 12207, 15024, 16276, 17316, 22536, 23088, 23162, 24414, 32552, 34632, 34743, 36621, 45072, 46324, 48828, 65104, 69264, 69486, 73242, 92648, 97656, 104229, 138972, 146484, 150553, 185296, 195312, 208458, 277944, 292968, 301106, 416916, 451659, 555888, 585936, 602212, 833832, 903318, 1204424, 1354977, 1667664, 1806636, 2408848, 2709954, 3613272, 5419908, 7226544, 10839816, 21679632]

約数ペア:

[(1, 21679632), (2, 10839816), (3, 7226544), (4, 5419908), (6, 3613272), (8, 2709954), (9, 2408848), (12, 1806636), (13, 1667664), (16, 1354977), (18, 1204424), (24, 903318), (26, 833832), (36, 602212), (37, 585936), (39, 555888), (48, 451659), (52, 416916), (72, 301106), (74, 292968), (78, 277944), (104, 208458), (111, 195312), (117, 185296), (144, 150553), (148, 146484), (156, 138972), (208, 104229), (222, 97656), (234, 92648), (296, 73242), (312, 69486), (313, 69264), (333, 65104), (444, 48828), (468, 46324), (481, 45072), (592, 36621), (624, 34743), (626, 34632), (666, 32552), (888, 24414), (936, 23162), (939, 23088), (962, 22536), (1252, 17316), (1332, 16276), (1443, 15024), (1776, 12207), (1872, 11581), (1878, 11544), (1924, 11268), (2504, 8658), (2664, 8138), (2817, 7696), (2886, 7512), (3756, 5772), (3848, 5634), (4069, 5328), (4329, 5008)]