21058212720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{12841}}^1\times {\mathrm{6833}}^1$

素因数の和:19690

約数の個数: 80

約数和(自身を含む): 65295097632

約数和(自身を除く): 44236884912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6833, 12841, 13666, 20499, 25682, 27332, 34165, 38523, 40998, 51364, 54664, 64205, 68330, 77046, 81996, 102495, 102728, 109328, 128410, 136660, 154092, 163992, 192615, 204990, 205456, 256820, 273320, 308184, 327984, 385230, 409980, 513640, 546640, 616368, 770460, 819960, 1027280, 1540920, 1639920, 3081840, 87742553, 175485106, 263227659, 350970212, 438712765, 526455318, 701940424, 877425530, 1052910636, 1316138295, 1403880848, 1754851060, 2105821272, 2632276590, 3509702120, 4211642544, 5264553180, 7019404240, 10529106360, 21058212720]

約数ペア:

[(1, 21058212720), (2, 10529106360), (3, 7019404240), (4, 5264553180), (5, 4211642544), (6, 3509702120), (8, 2632276590), (10, 2105821272), (12, 1754851060), (15, 1403880848), (16, 1316138295), (20, 1052910636), (24, 877425530), (30, 701940424), (40, 526455318), (48, 438712765), (60, 350970212), (80, 263227659), (120, 175485106), (240, 87742553), (6833, 3081840), (12841, 1639920), (13666, 1540920), (20499, 1027280), (25682, 819960), (27332, 770460), (34165, 616368), (38523, 546640), (40998, 513640), (51364, 409980), (54664, 385230), (64205, 327984), (68330, 308184), (77046, 273320), (81996, 256820), (102495, 205456), (102728, 204990), (109328, 192615), (128410, 163992), (136660, 154092)]