21635964

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28619}}^1$

素因数の和:28639

約数の個数: 48

約数和(自身を含む): 64108800

約数和(自身を除く): 42472836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28619, 57238, 85857, 114476, 171714, 200333, 257571, 343428, 400666, 515142, 600999, 772713, 801332, 1030284, 1201998, 1545426, 1802997, 2403996, 3090852, 3605994, 5408991, 7211988, 10817982, 21635964]

約数ペア:

[(1, 21635964), (2, 10817982), (3, 7211988), (4, 5408991), (6, 3605994), (7, 3090852), (9, 2403996), (12, 1802997), (14, 1545426), (18, 1201998), (21, 1030284), (27, 801332), (28, 772713), (36, 600999), (42, 515142), (54, 400666), (63, 343428), (84, 257571), (108, 200333), (126, 171714), (189, 114476), (252, 85857), (378, 57238), (756, 28619)]