21334933760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{44927}}^1$

素因数の和:45008

約数の個数: 144

約数和(自身を含む): 59507675136

約数和(自身を除く): 38172741376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 896, 1060, 1120, 1280, 1484, 1696, 1792, 1855, 2120, 2240, 2968, 3392, 3710, 4240, 4480, 5936, 6784, 7420, 8480, 8960, 11872, 13568, 14840, 16960, 23744, 29680, 33920, 44927, 47488, 59360, 67840, 89854, 94976, 118720, 179708, 224635, 237440, 314489, 359416, 449270, 474880, 628978, 718832, 898540, 1257956, 1437664, 1572445, 1797080, 2381131, 2515912, 2875328, 3144890, 3594160, 4762262, 5031824, 5750656, 6289780, 7188320, 9524524, 10063648, 11501312, 11905655, 12579560, 14376640, 16667917, 19049048, 20127296, 23811310, 25159120, 28753280, 33335834, 38098096, 40254592, 47622620, 50318240, 57506560, 66671668, 76196192, 80509184, 83339585, 95245240, 100636480, 133343336, 152392384, 166679170, 190490480, 201272960, 266686672, 304784768, 333358340, 380980960, 402545920, 533373344, 609569536, 666716680, 761961920, 1066746688, 1333433360, 1523923840, 2133493376, 2666866720, 3047847680, 4266986752, 5333733440, 10667466880, 21334933760]

約数ペア:

[(1, 21334933760), (2, 10667466880), (4, 5333733440), (5, 4266986752), (7, 3047847680), (8, 2666866720), (10, 2133493376), (14, 1523923840), (16, 1333433360), (20, 1066746688), (28, 761961920), (32, 666716680), (35, 609569536), (40, 533373344), (53, 402545920), (56, 380980960), (64, 333358340), (70, 304784768), (80, 266686672), (106, 201272960), (112, 190490480), (128, 166679170), (140, 152392384), (160, 133343336), (212, 100636480), (224, 95245240), (256, 83339585), (265, 80509184), (280, 76196192), (320, 66671668), (371, 57506560), (424, 50318240), (448, 47622620), (530, 40254592), (560, 38098096), (640, 33335834), (742, 28753280), (848, 25159120), (896, 23811310), (1060, 20127296), (1120, 19049048), (1280, 16667917), (1484, 14376640), (1696, 12579560), (1792, 11905655), (1855, 11501312), (2120, 10063648), (2240, 9524524), (2968, 7188320), (3392, 6289780), (3710, 5750656), (4240, 5031824), (4480, 4762262), (5936, 3594160), (6784, 3144890), (7420, 2875328), (8480, 2515912), (8960, 2381131), (11872, 1797080), (13568, 1572445), (14840, 1437664), (16960, 1257956), (23744, 898540), (29680, 718832), (33920, 628978), (44927, 474880), (47488, 449270), (59360, 359416), (67840, 314489), (89854, 237440), (94976, 224635), (118720, 179708)]