21865628925

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{104383}}^1$

素因数の和:104432

約数の個数: 108

約数和(自身を含む): 47956097280

約数和(自身を除く): 26090468355

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 49, 57, 63, 75, 95, 105, 133, 147, 171, 175, 225, 245, 285, 315, 399, 441, 475, 525, 665, 735, 855, 931, 1197, 1225, 1425, 1575, 1995, 2205, 2793, 3325, 3675, 4275, 4655, 5985, 8379, 9975, 11025, 13965, 23275, 29925, 41895, 69825, 104383, 209475, 313149, 521915, 730681, 939447, 1565745, 1983277, 2192043, 2609575, 3653405, 4697235, 5114767, 5949831, 6576129, 7828725, 9916385, 10960215, 13882939, 15344301, 17849493, 18267025, 23486175, 25573835, 29749155, 32880645, 41648817, 46032903, 49581925, 54801075, 69414695, 76721505, 89247465, 97180573, 124946451, 127869175, 148745775, 164403225, 208244085, 230164515, 291541719, 347073475, 383607525, 446237325, 485902865, 624732255, 874625157, 1041220425, 1150822575, 1457708595, 2429514325, 3123661275, 4373125785, 7288542975, 21865628925]

約数ペア:

[(1, 21865628925), (3, 7288542975), (5, 4373125785), (7, 3123661275), (9, 2429514325), (15, 1457708595), (19, 1150822575), (21, 1041220425), (25, 874625157), (35, 624732255), (45, 485902865), (49, 446237325), (57, 383607525), (63, 347073475), (75, 291541719), (95, 230164515), (105, 208244085), (133, 164403225), (147, 148745775), (171, 127869175), (175, 124946451), (225, 97180573), (245, 89247465), (285, 76721505), (315, 69414695), (399, 54801075), (441, 49581925), (475, 46032903), (525, 41648817), (665, 32880645), (735, 29749155), (855, 25573835), (931, 23486175), (1197, 18267025), (1225, 17849493), (1425, 15344301), (1575, 13882939), (1995, 10960215), (2205, 9916385), (2793, 7828725), (3325, 6576129), (3675, 5949831), (4275, 5114767), (4655, 4697235), (5985, 3653405), (8379, 2609575), (9975, 2192043), (11025, 1983277), (13965, 1565745), (23275, 939447), (29925, 730681), (41895, 521915), (69825, 313149), (104383, 209475)]