21447792

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3169}}^1$

素因数の和:3230

約数の個数: 60

約数和(自身を含む): 61320480

約数和(自身を除く): 39872688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3169, 3384, 6338, 6768, 9507, 12676, 19014, 25352, 28521, 38028, 50704, 57042, 76056, 114084, 148943, 152112, 228168, 297886, 446829, 456336, 595772, 893658, 1191544, 1340487, 1787316, 2383088, 2680974, 3574632, 5361948, 7149264, 10723896, 21447792]

約数ペア:

[(1, 21447792), (2, 10723896), (3, 7149264), (4, 5361948), (6, 3574632), (8, 2680974), (9, 2383088), (12, 1787316), (16, 1340487), (18, 1191544), (24, 893658), (36, 595772), (47, 456336), (48, 446829), (72, 297886), (94, 228168), (141, 152112), (144, 148943), (188, 114084), (282, 76056), (376, 57042), (423, 50704), (564, 38028), (752, 28521), (846, 25352), (1128, 19014), (1692, 12676), (2256, 9507), (3169, 6768), (3384, 6338)]