21041004075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{16141}}^1$

素因数の和:16365

約数の個数: 96

約数和(自身を含む): 43042578432

約数和(自身を除く): 22001574357

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 191, 195, 273, 325, 455, 525, 573, 955, 975, 1337, 1365, 2275, 2483, 2865, 4011, 4775, 6685, 6825, 7449, 12415, 14325, 16141, 17381, 20055, 33425, 37245, 48423, 52143, 62075, 80705, 86905, 100275, 112987, 186225, 209833, 242115, 260715, 338961, 403525, 434525, 564935, 629499, 1049165, 1210575, 1303575, 1468831, 1694805, 2824675, 3082931, 3147495, 4406493, 5245825, 7344155, 8474025, 9248793, 15414655, 15737475, 21580517, 22032465, 36720775, 40078103, 46243965, 64741551, 77073275, 107902585, 110162325, 120234309, 200390515, 231219825, 280546721, 323707755, 539512925, 601171545, 841640163, 1001952575, 1402733605, 1618538775, 3005857725, 4208200815, 7013668025, 21041004075]

約数ペア:

[(1, 21041004075), (3, 7013668025), (5, 4208200815), (7, 3005857725), (13, 1618538775), (15, 1402733605), (21, 1001952575), (25, 841640163), (35, 601171545), (39, 539512925), (65, 323707755), (75, 280546721), (91, 231219825), (105, 200390515), (175, 120234309), (191, 110162325), (195, 107902585), (273, 77073275), (325, 64741551), (455, 46243965), (525, 40078103), (573, 36720775), (955, 22032465), (975, 21580517), (1337, 15737475), (1365, 15414655), (2275, 9248793), (2483, 8474025), (2865, 7344155), (4011, 5245825), (4775, 4406493), (6685, 3147495), (6825, 3082931), (7449, 2824675), (12415, 1694805), (14325, 1468831), (16141, 1303575), (17381, 1210575), (20055, 1049165), (33425, 629499), (37245, 564935), (48423, 434525), (52143, 403525), (62075, 338961), (80705, 260715), (86905, 242115), (100275, 209833), (112987, 186225)]