21434595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 43352064

約数和(自身を除く): 21917469

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 41, 65, 91, 105, 123, 195, 205, 273, 287, 383, 455, 533, 615, 861, 1149, 1365, 1435, 1599, 1915, 2665, 2681, 3731, 4305, 4979, 5745, 7995, 8043, 11193, 13405, 14937, 15703, 18655, 24895, 34853, 40215, 47109, 55965, 74685, 78515, 104559, 109921, 174265, 204139, 235545, 329763, 522795, 549605, 612417, 1020695, 1428973, 1648815, 3062085, 4286919, 7144865, 21434595]

約数ペア:

[(1, 21434595), (3, 7144865), (5, 4286919), (7, 3062085), (13, 1648815), (15, 1428973), (21, 1020695), (35, 612417), (39, 549605), (41, 522795), (65, 329763), (91, 235545), (105, 204139), (123, 174265), (195, 109921), (205, 104559), (273, 78515), (287, 74685), (383, 55965), (455, 47109), (533, 40215), (615, 34853), (861, 24895), (1149, 18655), (1365, 15703), (1435, 14937), (1599, 13405), (1915, 11193), (2665, 8043), (2681, 7995), (3731, 5745), (4305, 4979)]