21958536

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 57049920

約数和(自身を除く): 35091384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 61, 106, 122, 159, 183, 212, 244, 283, 318, 366, 424, 488, 566, 636, 732, 849, 1132, 1272, 1464, 1698, 2264, 3233, 3396, 6466, 6792, 9699, 12932, 14999, 17263, 19398, 25864, 29998, 34526, 38796, 44997, 51789, 59996, 69052, 77592, 89994, 103578, 119992, 138104, 179988, 207156, 359976, 414312, 914939, 1829878, 2744817, 3659756, 5489634, 7319512, 10979268, 21958536]

約数ペア:

[(1, 21958536), (2, 10979268), (3, 7319512), (4, 5489634), (6, 3659756), (8, 2744817), (12, 1829878), (24, 914939), (53, 414312), (61, 359976), (106, 207156), (122, 179988), (159, 138104), (183, 119992), (212, 103578), (244, 89994), (283, 77592), (318, 69052), (366, 59996), (424, 51789), (488, 44997), (566, 38796), (636, 34526), (732, 29998), (849, 25864), (1132, 19398), (1272, 17263), (1464, 14999), (1698, 12932), (2264, 9699), (3233, 6792), (3396, 6466)]