21209712

素因数分解:

$2^4\times 3^1\times {\mathrm{73}}^1\times {\mathrm{6053}}^1$

素因数の和:6137

約数の個数: 40

約数和(自身を含む): 55551504

約数和(自身を除く): 34341792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 73, 146, 219, 292, 438, 584, 876, 1168, 1752, 3504, 6053, 12106, 18159, 24212, 36318, 48424, 72636, 96848, 145272, 290544, 441869, 883738, 1325607, 1767476, 2651214, 3534952, 5302428, 7069904, 10604856, 21209712]

約数ペア:

[(1, 21209712), (2, 10604856), (3, 7069904), (4, 5302428), (6, 3534952), (8, 2651214), (12, 1767476), (16, 1325607), (24, 883738), (48, 441869), (73, 290544), (146, 145272), (219, 96848), (292, 72636), (438, 48424), (584, 36318), (876, 24212), (1168, 18159), (1752, 12106), (3504, 6053)]