21155888934

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{153457}}^1$

素因数の和:153531

約数の個数: 80

約数和(自身を含む): 50803191648

約数和(自身を除く): 29647302714

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 54, 69, 74, 81, 111, 138, 162, 207, 222, 333, 414, 621, 666, 851, 999, 1242, 1702, 1863, 1998, 2553, 2997, 3726, 5106, 5994, 7659, 15318, 22977, 45954, 68931, 137862, 153457, 306914, 460371, 920742, 1381113, 2762226, 3529511, 4143339, 5677909, 7059022, 8286678, 10588533, 11355818, 12430017, 17033727, 21177066, 24860034, 31765599, 34067454, 51101181, 63531198, 95296797, 102202362, 130591907, 153303543, 190593594, 261183814, 285890391, 306607086, 391775721, 459910629, 571780782, 783551442, 919821258, 1175327163, 2350654326, 3525981489, 7051962978, 10577944467, 21155888934]

約数ペア:

[(1, 21155888934), (2, 10577944467), (3, 7051962978), (6, 3525981489), (9, 2350654326), (18, 1175327163), (23, 919821258), (27, 783551442), (37, 571780782), (46, 459910629), (54, 391775721), (69, 306607086), (74, 285890391), (81, 261183814), (111, 190593594), (138, 153303543), (162, 130591907), (207, 102202362), (222, 95296797), (333, 63531198), (414, 51101181), (621, 34067454), (666, 31765599), (851, 24860034), (999, 21177066), (1242, 17033727), (1702, 12430017), (1863, 11355818), (1998, 10588533), (2553, 8286678), (2997, 7059022), (3726, 5677909), (5106, 4143339), (5994, 3529511), (7659, 2762226), (15318, 1381113), (22977, 920742), (45954, 460371), (68931, 306914), (137862, 153457)]