21961172856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2466439}}^1$

素因数の和:2466508

約数の個数: 64

約数和(自身を含む): 63930124800

約数和(自身を除く): 41968951944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2968, 4452, 8904, 2466439, 4932878, 7399317, 9865756, 14798634, 17265073, 19731512, 29597268, 34530146, 51795219, 59194536, 69060292, 103590438, 130721267, 138120584, 207180876, 261442534, 392163801, 414361752, 522885068, 784327602, 915048869, 1045770136, 1568655204, 1830097738, 2745146607, 3137310408, 3660195476, 5490293214, 7320390952, 10980586428, 21961172856]

約数ペア:

[(1, 21961172856), (2, 10980586428), (3, 7320390952), (4, 5490293214), (6, 3660195476), (7, 3137310408), (8, 2745146607), (12, 1830097738), (14, 1568655204), (21, 1045770136), (24, 915048869), (28, 784327602), (42, 522885068), (53, 414361752), (56, 392163801), (84, 261442534), (106, 207180876), (159, 138120584), (168, 130721267), (212, 103590438), (318, 69060292), (371, 59194536), (424, 51795219), (636, 34530146), (742, 29597268), (1113, 19731512), (1272, 17265073), (1484, 14798634), (2226, 9865756), (2968, 7399317), (4452, 4932878), (8904, 2466439)]