21234750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1231}}^1$

素因数の和:1274

約数の個数: 64

約数和(自身を含む): 55351296

約数和(自身を除く): 34116546

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 230, 250, 345, 375, 575, 690, 750, 1150, 1231, 1725, 2462, 2875, 3450, 3693, 5750, 6155, 7386, 8625, 12310, 17250, 18465, 28313, 30775, 36930, 56626, 61550, 84939, 92325, 141565, 153875, 169878, 184650, 283130, 307750, 424695, 461625, 707825, 849390, 923250, 1415650, 2123475, 3539125, 4246950, 7078250, 10617375, 21234750]

約数ペア:

[(1, 21234750), (2, 10617375), (3, 7078250), (5, 4246950), (6, 3539125), (10, 2123475), (15, 1415650), (23, 923250), (25, 849390), (30, 707825), (46, 461625), (50, 424695), (69, 307750), (75, 283130), (115, 184650), (125, 169878), (138, 153875), (150, 141565), (230, 92325), (250, 84939), (345, 61550), (375, 56626), (575, 36930), (690, 30775), (750, 28313), (1150, 18465), (1231, 17250), (1725, 12310), (2462, 8625), (2875, 7386), (3450, 6155), (3693, 5750)]