21732656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 49580160

約数和(自身を除く): 27847504

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 67, 76, 88, 97, 134, 152, 176, 194, 209, 268, 304, 388, 418, 536, 737, 776, 836, 1067, 1072, 1273, 1474, 1552, 1672, 1843, 2134, 2546, 2948, 3344, 3686, 4268, 5092, 5896, 6499, 7372, 8536, 10184, 11792, 12998, 14003, 14744, 17072, 20273, 20368, 25996, 28006, 29488, 40546, 51992, 56012, 71489, 81092, 103984, 112024, 123481, 142978, 162184, 224048, 246962, 285956, 324368, 493924, 571912, 987848, 1143824, 1358291, 1975696, 2716582, 5433164, 10866328, 21732656]

約数ペア:

[(1, 21732656), (2, 10866328), (4, 5433164), (8, 2716582), (11, 1975696), (16, 1358291), (19, 1143824), (22, 987848), (38, 571912), (44, 493924), (67, 324368), (76, 285956), (88, 246962), (97, 224048), (134, 162184), (152, 142978), (176, 123481), (194, 112024), (209, 103984), (268, 81092), (304, 71489), (388, 56012), (418, 51992), (536, 40546), (737, 29488), (776, 28006), (836, 25996), (1067, 20368), (1072, 20273), (1273, 17072), (1474, 14744), (1552, 14003), (1672, 12998), (1843, 11792), (2134, 10184), (2546, 8536), (2948, 7372), (3344, 6499), (3686, 5896), (4268, 5092)]